Aloe Barbadensis Leaf Extract

Aloe barbadensis leaf extract is primarily used as a soothing/humectant botanical in leave-on products, typically at low percentages, and is generally well tolerated. However, clinical and patch test literature documents occasional irritant reactions and rare allergic contact dermatitis (more likely with less purified extracts containing anthraquinones/latex components), which can be clinically meaningful in eczema-prone or highly reactive skin. Given variability in extract purity and real-world sensitization risk, I rate it as mild rather than universally gentle for compromised skin. Safety Notes: In mass-market emulsions (lotions, sunscreens, cleansers) Aloe Barbadensis Leaf Extract is frequently used at trace “labeling/soothing” levels around 0.001–0.1%, especially when the INCI refers to a powdered/standardized extract. In leave-on gels, after-sun products, and ‘high-aloe’ calming serums, consumer products commonly use 1–10% extract equivalents and can reach ~15–20% when formulated with concentrated liquid extracts rather than reconstituted aloe juice; higher claims are typically achieved with Aloe Barbadensis Leaf Juice or Juice Powder, not the extract INCI. Rinse-off products tend to sit at the low end due to cost and limited deposition, while leave-on soothing products drive the upper end.

Suitability