Aloe Vera for Wound Healing

Research suggests that aloe vera shows meaningful promise as a wound healing agent, with evidence spanning a broad range of study types including in vitro cell studies, animal models, formulation research, a systematic review of 23 clinical trials, and a Cochrane meta-analysis covering burn wound treatments. The majority of supportive findings come from laboratory and animal research, where aloe vera and its active constituents — particularly acemannan, aloesin, and other polysaccharides — have been associated with anti-inflammatory, antimicrobial, antioxidant, and tissue-regenerating effects, and where novel delivery formats such as hydrogels, microneedle patches, and nanoflower structures have shown enhanced wound healing outcomes compared to raw extract alone. The systematic review of clinical trials found that aloe vera preparations may help maintain skin moisture and integrity and support healing across conditions including burns, pressure ulcers, and postoperative wounds, though the Cochrane review of burn wound antiseptics rated most non-silver, non-honey treatments as having low or very low certainty evidence, reflecting broader limitations in trial quality and reporting across this field. One animal study also raised a note of caution, finding mutagenic and cytotoxic effects in blood cells at the same dose that promoted wound healing, underscoring that most existing evidence is preclinical and that well-designed human trials isolating aloe vera's specific contributions remain limited.