Aloe Vera

Aloe vera, a member of the Liliaceae household, is a seasonal plant with turgid green leaves signed up with at the stem in a rosette pattern. The Aloe vera leaves are formed by a thick epidermis (skin) covered with cuticles surrounding the mesophyll, which can be differentiated into chlorenchyma cells and thinner walled cells forming the parenchyma. The parenchyma makes up most of the leaf by volume consisting of the Aloe vera gel, synonymous with the inner leaf, inner leaf fillet, or Aloe fillet. Aloe vera gel consists of about 98.5%– 99.5% water with the staying solids including more than 200 different components, polysaccharides being the most plentiful substances. Other interesting chemical substances such as soluble sugars, glycoproteins, phenolic anthraquinones, flavonoids, flavonols, enzymes, minerals, necessary, and excessive amino acids, sterols, saponins, and vitamins, have also been identified.

It is necessary to highlight that Aloe vera has delighted in a long history of offering a myriad of health advantages, being among the herbal remedies most frequently utilized in the treatment of different diseases, which have been associated primarily to polysaccharides and phenolic substances, the primary bioactive parts present in Aloe vera. However, the geographic area (consisting of soil and climate), growth durations, horticultural conditions, and postharvest treatments may play an important function identifying the compositional and structural functions of the main bioactive substances from Aloe Vera, which in turn might lead to the modification of its useful results. Hence, this chapter summarizes not just the most relevant scientific info related to the primary bioactive parts from Aloe vera however also the existing use of Aloe vera gel as a food supplement. Finally, the most appropriate scientific evidence of the helpful effects of Aloe vera on health has likewise been modified. [2]

History

In the time of the pharaohs the Egyptians idealised aloe vera and called it “the plant of immortality”. It can be discovered written on papyrus describing the anti-inflammatory and discomfort eliminating impacts. It was called by the pharaoh as the “elixir of immortality”. It is stated that Cleopatra used aloe vera every day. In Arabic culture, aloe vera has actually been understood because ancient times as the “flower of the desert”. Arabic individuals were the very first to sell aloe vera in the Middle East. Its medical value has actually been likewise valued in places such as India, China and Malaysia. [3]

Description

Aloe vera is a herb with succulent leaves that are arranged in a rosette. The leaves are grey to green and sometimes have white areas on their surfaces. They have sharp, pinkish spines along their edges and are the source of the colourless gel discovered in lots of commercial and medical items. [4]
Aloe vera is an herbaceous perennial in the family Liliaceae grown for its succulent leaves which have a variety of culinary and medical uses. The Aloe vera plant has a short, stout stem and a rosette of fleshy, lanceolate leaves which have a serrated margin of small white teeth. The leaves might be flecked with white and are pale green or gray-green in color. Aloe vera plants produce a noticeable inflorescence made up of densely jam-packed pendulous yellow flowers on a spike which can be approximately 90 cm (35 in) in height. The plant itself can grow to be 1 m (3 feet) in height and can live for as much as 100 years if well cared for. Aloe vera might also be called Aloe barbadensis or Aloe perfoliata and is native to eastern and southern Africa. [5]

Biology

The Aloe vera plant is made of basically 4 various components. These are:.

The Rind

The skin is a waxy outer later that serves as a defense for this plant. Due to the fact that this plant stems from parts of the world where food and water are scarce, it is likely that this skin has established as a way to prevent desert animals from being able to get at the moisture and nutrients kept inside the rind.

The Sap

Simply inside the rind is a fluid called “sap.” Unlike the sap discovered in many plants, it is neither sweet nor especially sticky. Rather, it is bitter, and is, once again, used to assist fend off animals that would try to gnaw through the rind in order to get at the nutrients saved below. Bitterness represents toxin or putridity to animals, so if they taste it, they are likely to stay away from whatever they are trying to eat, instead of to power through.

The Aloe vera Gel

The gel is most likely what the majority of people recognize with when it pertains to Aloe vera. This gel is typically taken and bottled to be offered as a salve for all kinds of burns. It is located inside the leaf, beneath the skin and the sap. It is clear, often colorless, and has an extremely standard gel-like consistency that is practical for a wide variety of uses. This type of gel is in fact removed the interior of the leaf and is thicker than the inner gel.

The Inner Gel

This kind of gel contains a wide array of nutrients. It is thinner, however will still be colorless and clear, depending on the plant itself. One of the most significant advantages of this gel is that it contains a number of amino acids that are necessary to the body.

All parts of the Aloe vera plant have some advantageous use, however the two kinds of gel that can be harvested from the interior of Aloe vera leaves are the most common and have the most benefits. The leaves of the Aloe vera plant grow in a tight spiral, jutting outwards from the base of the plant. They will normally be greenish gray, with color variations varying from extremely green to extremely gray. These leaves will also have teeth growing along their edges, which offer additional protection from starving and thirsty animals that might attempt to get at the moisture and nutrients inside the leaves. Aloe vera is a blooming plant, and different places have various varieties of flowers, though they all grow in practically the same way. These flowers grow on a long, thick stalk, out of the center of the plant. The flowers will form a cylindrical pattern on the top of the stalk, some pointing straight upwards, others perpendicular to the ground, and others suspending. These plants prefer soil that drains pipes quickly and that is in fact relatively sandy. This is why it grows so heartily in regions of the world where most other plants do not grow and why it is extremely easy for individuals to cultivate if they so wish. It requires extremely little water and very little attention, and it still grows well and produces extremely beneficial functional leaves, even if you forget to water it for days and sometimes even weeks. Though it is supposedly from the African continent, it is no longer offered growing status in the Americas, Caribbean, and Mediterranean, where it has grown for so long that it is now thought about to be a naturalized plant. What makes Aloe vera special is that it neither threatens other populations of plants, nor is threatened by them. It is safe for animals and is safe from animals. It can grow practically anywhere, is resilient to both heat and cold, can recover itself when harmed, and can opt for a really, very long time without water. These properties are part of what makes this plant so beneficial to humans. [6]

Advantages

1. Aloe Vera Gel Powder May Help Lower High Blood Pressure

Hypertension, or high blood pressure, is a “quiet killer,” according to the American Heart Association (AHA). Although some people do not display any indications or symptoms of the condition, hypertension can slowly harm blood vessels, putting them at risk for a stroke, cardiovascular disease, and other complications. To be clear, aloe vera is no replacement for workout, healthy eating, and medication– all of which can help to decrease hypertension, per the AHA. However it might offer some benefit as a complementary therapy. 90 individuals with diabetes who were not dependent on insulin got either 100 milligrams (mg) of aloe vera gel powder, 200 mg of aloe vera gel powder, or no treatment for three months. The aloe vera groups also got nutritional therapy. Aloe vera powder helped in reducing the systolic and diastolic blood pressures of both groups. Scientist posited that this may be the result of two anti-inflammatory elements in aloe vera– aloe-emodin and aloin– and past research study has actually shown these 2 components have anti-inflammatory properties in both rat and in vitro models.

2. Aloe Vera May Assist Support Blood Sugar

More than 30 million people in the United States have diabetes (most cases are type 2 diabetes) and over 84 million American adults have prediabetes, according to information offered by the Centers for Illness Control and Avoidance (CDC). Weight-loss, a healthy diet plan, and physical activity assistance to lower the risk of diabetes and enhance blood glucose. But there’s likewise proof suggesting the potential benefit of aloe vera on glycemic control, as reported in a systematic evaluation of 8 randomized regulated trials released in March 2016 in the Journal of Scientific Drug Store and Therapies. Aloe vera improved glycemic control in individuals with prediabetes and type 2 diabetes when used as a supplement– administered orally as crushed leaves, juice, a powder, or an extract. It lowered fasting plasma glucose in those with prediabetes, and it significantly enhanced A1C in the people managing type 2 diabetes. Aloe vera’s ability to reduce glucose absorption in the intestinal tract and lower glucose production; and they encourage further high-quality research studies to quantify the effects of aloe vera on glycemic control.

3. Aloe Vera in Mouthwash Can Improve Dental Health

Aloe vera could be a suddenly beneficial addition to your oral health program, thanks to its possible anti-plaque and anti-gingivitis properties. A past triple-blind randomized trial assigned 345 subjects into 3 groups of 115, prior to asking to rinse their mouth two times daily with a specified mouthwash for 1 month: One group received an aloe-based mouthwash, one received a mouthwash containing popular germicide chlorhexidine gluconate, and one received a placebo mouthwash of distilled water. After thirty days, the aloe vera– based mouthwash was as efficient in decreasing gingival bleeding and plaque as the chlorhexidine mouthwash when compared to the placebo group. An aloe vera– based mouthwash with a chlorhexidine mouthwash and a saline-water placebo, though this study took place over a much shorter amount of time (simply four days). These results suggest that an aloe vera– based mouthwash could be an ideal option to conventional mouthwashes.

4. Aloe Vera May Stimulate Collagen Production and Fight Skin Aging

Aloe vera has actually been utilized as a component in skin-care products from moisturizers to deal with masks– and for good reason. This can be credited to the gel’s moisturizing, anti-aging homes. Using a moisturizer is a crucial step in your charm program because it traps water in the skin, assisting it to appear more younger, per the Mayo Clinic; dry skin, on the other hand, triggers plump skin cells to shrivel, leading to early wrinkles. Aloe vera has a high variety of mucopolysaccharides, a hydrating molecule that keeps wetness in the skin. (Hyaluronic acid, a popular skin-care component noted for its hydrating and anti-aging homes, is another mucopolysaccharide.) Aloe likewise triggered fibroblasts (a kind of cell found in connective tissue), which ramp up production collagen and elastin fibers. The outcome might be tighter-looking skin and fewer wrinkles, yet this has actually not been conclusively studied.

5. Aloe Vera Gel Is Popular for Soothing Sunburn Swelling

This is without a doubt among the most widely known benefits of aloe vera: After a nasty sunburn, you’ve probably lathered the plant’s gel over your skin for relief. “Aloe is my preferred natural choice for dealing with sunburns,” states Adrienne Haughton, MD, a dermatologist with Stony Brook Medication based in Commack, New York. “Aloe gel is cooling and has anti-inflammatory homes, so it’ll right away offer some relief from discomfort related to a sunburn.” Due to the plant’s ability to fight inflammation and the reality that aloe vera includes glucomannan, a substance with regenerative properties. The plant might possibly minimize injury healing times, infections, and skin inflammation. They also noted that aloe vera gel seemed most efficient on first- and second-degree burns. According to the Skin Cancer Structure, first-degree burns impact only the outermost layer of the skin and second-degree burns permeate into much deeper layers of skin, causing swelling and blistering.

6. Aloe Vera Might Assist Get Rid of Acne Naturally

” Thanks to its natural anti-inflammatory residential or commercial properties, aloe vera likewise works as an exceptional acne treatment,” describes Jamie Bacharach, a licensed naturopath and the head of practice at Acupuncture Jerusalem in Jerusalem, Israel. “Whether it’s applied to pimples or to basic locations of inflammation and inflammation, aloe vera has actually been discovered to soothe and diminish the appearance and prominence of acne and even acne scars.” However, she does caution that aloe vera should not be applied directly to open acne imperfections. Aloe vera has the capability to decrease prostaglandin E2 production. Per other scientific literature, these are lipids that trigger an inflammatory response in the sebaceous glands, which are connected to hair follicles and produce oil. The less swelling in the sebaceous glands, the less inflammatory acne.

7. Aloe Vera Gel Is a Natural Antidote for Skin Inflammation

Aloe vera does not have the potential to help just acne– it can possibly improve other skin conditions, too. “Aloe vera gel’s anti-inflammatory results have actually likewise been shown to be useful in the treatment of psoriasis and eczema. Using creams that contain 0.5 percent of aloe vera as much as 3 times a day might decrease redness and scaling. Yet the NPA keeps in mind that this is a complementary and integrative treatment, and is most efficient when utilized in conjunction with more traditional psoriasis treatment choices. As for eczema, there is an absence of controlled human research on the possible perks of aloe vera; the majority of the studies are in animals or individuals with different health conditions such as diabetes and intestinal health problems, the plant’s anti-bacterial, antifungal, and hydrating properties may assist prevent flare-ups in people managing atopic dermatitis, which, according to the American Academy of Dermatology, is the most typical form of eczema. Likewise,.

8. Aloe Latex May Ease Irregularity but Might Trigger Negative Effects

Irregularity is defined as less than three defecation a week, per the Mayo Clinic. However while laxatives, a fiber-rich diet plan, and increased water consumption can assist enhance bowel irregularity, “some proof likewise suggests using aloe vera orally could improve symptoms in clients with IBS and irregularity. It acts as a natural laxative by means of 2 systems– it provides hydration with its high water content, and it includes anthraquinones, which act as a stimulant laxative.

Aloe vera for constipation-predominant IBS or practical irregularity. Among the 151 individuals analyzed, those who received oral aloe vera extract for irritable bowel syndrome had a substantial improvement in their signs compared to the placebo. However, ingesting aloe latex can cause abdominal cramps, diarrhea, potassium deficiency, and kidney damage if taken improperly, according to the Mayo Clinic. (Aloe latex is the part of the aloe plant recommended to have laxative homes; past research notes that aloe vera gel does not have the very same laxative result, as it lacks anthraquinones.). [7]

Benefits of Aloe Vera for Skin

1. Calming Sunburns and Skin Injuries

” Aloe vera relieves sunburns and skin injuries by increasing collagen synthesis and cross-linking. This helps in reducing any resulting scar tissue and speeds up wound healing,” states Green. Aloe also consists of substances called aloin and anthraquinones, which have anti-inflammatory and antioxidant benefits that can assist ease pain and promote healing. But take heed: Aloe vera ought to just be applied to mild-to-moderate first- and second-degree burns– more serious burns require to be dealt with in a medical center.

2. Moisturizing Skin

Considering that aloe vera consists of humectants (substances that draw in water from the air or from deeper in the skin), it’s thought to be especially useful for dry skin types. “Aloe particularly contains mucopolysaccharides, which bind wetness into the skin,” says Green. “It also has cohesive effects by sticking flaking epidermal skin cells, resulting in softer skin and improved skin integrity.”.

3. Fading Dark Spots and Stretch Marks

There are 2 substances in aloe that might fade dark spots and stretch marks: aloesin and aloin, states Green. In one study, aloesin was used four times each day for 15 days and was found to be reliable in treating UV-induced and post-acne hyperpigmentation. Another research study found aloin destroyed melanin cells (an overproduction of which triggers dark spots to form) in pigmented cells by blocking activity of tyrosinase, an enzyme responsible for melanin production.

4. Handling Acne

Aloe vera includes naturally occurring salicylic acid, urea nitrogen, cinnamic acid, phenols and sulfur– all of which inhibit the growth of fungi, germs and viruses. “It also has anti-inflammatory abilities, which suppresses P. acnes, the germs that triggers acne,” states Green. “Salicylic acid is presently one of the very best ways to prevent acne, since it sheds dead cells from the external layer of the skin and decreases redness and swelling,.

5. Calming Skin Conditions

Flare-ups of psoriasis– an inflammatory condition that causes red, scratchy and scaly spots– might be better handled with aloe vera in the mix, thanks to its anti-inflammatory residential or commercial properties. Ditto eczema, a skin condition that triggers your skin to become red and scratchy and more susceptible to fungal and bacterial infections: “Aloe has antibacterial, anti-bacterial, anti-fungal and anti-inflammatory residential or commercial properties that might soothe eczema by hydrating and safeguarding it from pollutants.

6. Slowing Signs of Aging

Since aloe vera consists of vitamins C and E, it stands to reason it might help avoid the development of free radicals, which are the molecules that cause cell damage. Meanwhile, the salicylic acid it includes serves as a mild exfoliant– and as soon as those annoying dead skin cells are out of the method, your other skin-care items might much better permeate the surface and do their thing better as a result. [8]

Adverse effects

There are thousands of aloe vera items to select from, and not all of them are worth parting cash for. Where the plant has historically been utilized as a topical treatment– which is generally considered safe for usage in all kinds– it’s now readily available as tablets, gel capsules and powders, too. Since you can’t guarantee the potency or processing methods, they bring a high threat of adverse effects, so give them a miss. You need to likewise go easy on juices and oral gels, due to the fact that they can be hazardous in high dosages over the long-lasting. If they’re made with the whole leaf of the plant, they may contain latex, which can produce unfavorable negative effects. If you’re on medications– for instance steroids, insulin, or heart medication– consult your doctor first, since the plant can disrupt your body’s ability to take in the drugs. And if you’ve any long-lasting health conditions it’s probably worth signing in with a health care professional initially too. Aloe vera extracts can have a potent laxative impact, causing diarrhoea, stomach cramps, and potentially a serious loss of potassium. Numerous animal studies have actually revealed that ingesting whole-leaf aloe extracts cause cancer of the big intestine, though it’s not known whether this is likewise the case for people. Aloin, which gives aloe latex its yellow colour, is thought to be accountable for the carcinogenic impact. At high dosages, it can cause kidney failure– so try to find purified (or decolourised) on the label. This suggests the aloin has been filtered out. [9]

Skin Allergy

Some individuals may be hypersensitive to some ingredients in aloe vera. Also, the extended use of aloe vera gel can trigger skin allergies such as swelling and hives.

Diarrhea

Some individuals who have utilized aloe vera as a laxative or for digestion may report stomach pain and diarrhea. Diarrhea can be unsafe if it’s left unattended due to dehydration and electrolyte imbalance.

Low Blood Sugar Level

Aloe vera can assist lower blood sugar level levels. But, people with diabetes who take medicines to decrease their blood sugar should beware if they’re taking aloe, to prevent decreasing the blood sugar level to harmful levels. Aloe vera has many health advantages. However, along with its wonders are health risks that people must beware about. [10]

Risks

Using aloe vera gel to the face does not have associations with any major health risks. However, some individuals might experience a preliminary stinging or burning feeling after using the gel on dry or sensitive skin. Leaving aloe vera gel on the face might cause it to dry out. Wash the gel off after a couple of minutes to prevent this impact. Some people might experience an allergy (contact dermatitis) to topical aloe vera. Always do a patch test first to check for level of sensitivity before utilizing it on the face. Experts typically consider it safe to use aloe vera on the face. There are few, if any, extensive clinical Source for the possible negative results of long-lasting use of aloe vera items. [11]

How Much Aloe Vera Should I Take?

Always consult with a doctor prior to taking a supplement to ensure that the supplement and dose are appropriate for your private needs.

There are no basic doses of aloe vera in any type. The results and danger of adverse effects can vary based on the kind of aloe vera supplement, your age, weight, and health status.

Aloe vera gel-based products indicated for the skin may be in concentrations just 0.5% to over 99%. There is no information to recommend that lower concentrations are less reliable than higher concentrations. It may be best to begin with a lower concentration and screen for enhancement of signs in addition to negative effects. Modifications can be made from there as needed in assessment with your doctor. Stop utilizing a supplement right away if you notice any negative results.

Oral kinds of aloe might come in pills, powders, and juices. Supplement dosages readily available vary significantly, and this is partly related to the type of aloe vera supplement also. Please remember that aloe vera latex and non-decolorized entire leaf extract are connected with more negative impacts than aloe vera gel.6 You should talk about making use of all dietary supplements with your healthcare provider, specifically when utilizing those with a greater risk of unfavorable responses.

Aloe vera gel is relatively safe and dosages of 300 milligrams (mg) taken twice daily appear to be connected with improvements in blood sugar.35 Dosages of 500 milligrams taken two times daily seems related to improvements in blood glucose and lipids (cholesterol and triglycerides).

What Happens if I Take Too Much Aloe Vera?

Aloe vera can be poisonous if you take too much, especially for an extended period. Toxicity implies that the aloe vera starts having unfavorable impacts on the body, which can even be lethal.

While animal research studies have revealed that aloe vera gel can have hazardous effects, there is little evidence of this in human beings.6 Aloe vera gel may have negative results when applied to the skin, such as pain, pain, and dermatitis. There is no evidence that aloe vera gel has poisonous results in humans when taken orally. However, dietary supplements are loosely regulated in the United States, and the quality of supplements varies. If aloe vera latex is not correctly removed from an aloe vera gel supplement, the risk of toxicity will be higher. Stop utilizing the item immediately and talk to your doctor if signs are serious or relentless.

Aloe vera latex and non-decolorized whole leaf extract (which includes the latex) have a greater toxicity risk than aloe vera gel. Regrettably, the quantity and duration required to produce toxicity are uncertain. However, as little as 500 milligrams daily of non-decolorized whole leaf extract has actually been related to unfavorable impacts. The average period recognized by a review of case studies was 60 weeks or about 15 months of supplementation.

It is uncertain if a safe and reliable quantity of aloe vera latex exists. Experts have specified that high dosages, such have 1 gram daily, can be deadly.30 Due to the uncertainty concerning the quantity of non-decolorized whole leaf extract and latex required to trigger toxicity, these products need to be avoided unless suggested by your healthcare provider.

Interactions

Aloe vera may communicate with specific medications. This means it might have the opposite effect of drugs you already take. Or it might eventually result in a higher total effect. This can lead to issues with side effects or the treatment of your existing health conditions.

Talking to your doctor prior to including supplements or alternative medicine items is constantly a good idea. That’s particularly real if you are taking:.

Diabetes medications, consisting of insulin: Aloe vera gel can reduce blood sugar. If you’re currently taking medications that reduce blood sugar, your blood glucose levels could go too low.

Laxatives: As aloe vera latex and non-decolorized whole leaf extract serve as laxatives, taking this along with other laxatives could lead to diarrhea. This may increase the danger of dehydration and electrolyte problems.

Diuretics (water tablets) like Lasix (furosemide): The laxative effects of aloe vera latex and non-decolorized whole leaf extract can cause diarrhea and the loss of water and potassium in the stool.6 Furosemide and other loop diuretics result in the loss of potassium in the urine in addition to water.36 Diuretics and certain aloe vera items could increase the threat of dehydration and low potassium blood levels (if using a loop diuretic like furosemide).

Heart rhythm medications like digoxin: Low blood potassium levels can increase the risk of hazardous results from digoxin. As aloe vera latex and non-decolorized entire leaf extract increase the risk of low potassium levels, they could likewise increase the risk of toxicity from digoxin.

Anticoagulants (such as aspirin, warfarin, and enoxaparin): Research study has shown that aloe vera can also act similar to anticoagulants (or blood thinners) and minimize blood’s capability to clot. Taking aloe vera with anticoagulant medications might for that reason increase the risk for bleeding.

It is important to carefully read a supplement’s ingredient list and nutrition facts panel to know which ingredients and how much of each active ingredient is consisted of. Please evaluate this supplement label with your doctor to talk about potential interactions with foods, other supplements, and medications.

How to Shop Aloe Vera

Store aloe vera in a cool, dry place. Keep it far from direct sunshine. Dispose of the supplement as recommended by the maker on the product packaging.

Similar Supplements

There are other supplements with impacts that overlap with aloe vera. Several are listed below.

• Aloe arborescens
• Aloe ferox
• Cascara Sagrada
• Magnesium
• Rhubarb
• Tumeric
• Senna alexandrina

Other aloes, senna, rhubarb, and cascara sagrada are all anthraquinone laxatives, similar to aloe vera. Magnesium might have laxative impacts. Turmeric (Curcuma longa) and its biologically active part, curcumin, have actually been related to other advantages similar to aloe vera. For example, curcumin has been related to enhancements in blood sugar40 and perhaps skin health. [12]

Summary

Aloe vera might be a source of natural treatment for a range of skin disorders. Still, the National Center for Complementary and Integrative Health there’s inadequate conclusive evidence to support all the purported advantages of aloe, though it’s safe when used on the skin. Keep in mind that topical aloe gel isn’t the same as using the plant directly on your face. If you utilize aloe vera on your skin and do not see any improvements within a couple of days, call your dermatologist. They can aid with particular concerns you have concerning your general skin health. [13]

Recommendations

1. https://www.dictionary.com/browse/aloe-vera
2. https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/aloe-vera
3. https://www.atalayabio.com/en/the-history-of-aloe-vera/
4. https://www.kew.org/plants/aloe-vera
5. https://plantvillage.psu.edu/topics/aloe-vera/infos
6. https://owlcation.com/stem/Aloe-Vera-Plant-History-and-Biology
7. https://www.everydayhealth.com/alternative-health/potential-health-benefits-of-aloe-vera/
8. https://www.eatingwell.com/article/7951954/benefits-of-aloe-vera-for-skin/
9. https://www.menshealth.com/uk/health/a35407665/aloe-vera-health-benefits/
10. https://www.news-medical.net/health/Health-Benefits-and-Dangers-of-Aloe-Vera.aspx
11. https://www.medicalnewstoday.com/articles/aloe-vera-for-face#risks
12. https://www.verywellhealth.com/aloe-vera-what-should-i-know-about-it-89401#toc-how-much-aloe-vera-should-i-take
13. https://www.healthline.com/health/beauty-skin-care/aloe-vera-for-face#takeaway