Aloe vera juice: potential benefits and health risks highlighted in studies

Aloe vera juice is becoming increasingly popular among those interested in nutrition and natural health, with claims that it can improve digestion, support immunity, and help regulate blood sugar levels.

However, scientific reports indicate that the available evidence for these benefits is still limited, and some components of aloe vera may cause side effects, especially when consuming whole leaf extracts or poorly processed products.

According to a report published by Health, there are five potential benefits of aloe vera juice:

First, aloe vera contains polyphenols, which are antioxidants that help neutralize free radicals that can damage cells and increase the risk of chronic diseases. However, more human studies are needed to confirm the juice’s effectiveness in preventing such diseases.

Second, a cup of aloe vera juice provides about 10% of the daily requirement for vitamin C, which is essential for iron absorption, collagen production, skin health, wound healing, and immune system support.

Third, aloe vera is used to improve digestion and relieve certain stomach disorders. Its leaf latex contains aloin, a compound known for its laxative properties. Scientific reviews suggest it may help alleviate symptoms of irritable bowel syndrome, such as constipation and diarrhea, and some studies have shown promising results in reducing symptoms of acid reflux and ulcerative colitis. However, these findings require confirmation through larger studies. In 2002, the US Food and Drug Administration required companies to remove aloe from over-the-counter laxatives due to insufficient evidence regarding its safety and effectiveness.

Fourth, preliminary research suggests aloe vera may help lower blood sugar and improve the body’s response to insulin. One study found that people with prediabetes who took 300 milligrams of aloe vera extract twice daily for four weeks showed improved fasting blood sugar levels. Still, most positive results come from animal studies, and human evidence is not yet sufficient to recommend aloe as a proven diabetes treatment.

Fifth, the antibacterial and anti-inflammatory properties of aloe vera may support oral and gum health. Reviews have found that mouthwash containing aloe vera can reduce gum inflammation almost as effectively as chlorhexidine, though it is less effective at reducing plaque buildup. Small studies also suggest it may help relieve oral mucositis in some cancer patients undergoing radiation therapy.

Despite these potential benefits, oral consumption of aloe vera can cause abdominal pain, diarrhea, and allergic reactions. Some extracts have been linked to cases of liver and kidney damage and low potassium levels.

Whole leaf aloe extracts raise additional concerns, as animal studies have linked them to gastrointestinal tumors. The compound aloin is suspected to play a role in these risks, but there is not enough evidence to confirm the same effect in humans.

It is therefore preferable to choose products purified of aloin, and some industry recommendations suggest that its concentration should not exceed 10 parts per million in products intended for drinking.

Aloe vera is not recommended during pregnancy or breastfeeding, and people with diabetes, kidney, or liver conditions should consult a doctor before use. For safer consumption, choose products from reputable companies, ensure they are free from added sugar and unnecessary additives, and look for those that have undergone purification processes to reduce aloin content. Juice should be refrigerated after opening, the recommended serving size on the label should be followed, and it is best to start with a small amount to monitor the body’s response.

In conclusion, aloe vera juice should not be considered a treatment for diabetes or digestive disorders, as its benefits are still under investigation and some components require caution. Choosing the right product and consulting a doctor are essential before regularly adding it to your diet.