Atractylodes Macrocephala Root Powder

Atractylodes macrocephala root powder is a botanical/plant particulate used for soothing or “herbal” benefits, typically at low percentages, but as a whole-plant powder it contains multiple bioactive compounds and insoluble particles that can provoke irritant reactions in compromised barriers. Clinical patch-test data for this specific cosmetic ingredient is limited, so I weight the known higher variability and sensitization/irritancy potential seen with many botanicals and physical particulates, especially in eczema-prone patients. Given the uncertainty and the higher risk profile in sensitive populations, a moderate score is the safest clinically aligned assessment. Safety Notes: In commercial skincare, Atractylodes macrocephala is most often used as a botanical powder (or present within multi-herb complexes) at very low levels (~0.01–0.1%) in leave-on lotions/serums where it functions primarily as a marketing/soothing-support extract. Higher concentrations are seen in consumer-available herbal mask powders, wash-off packs, and scrub-type products where the root powder can be used as an active botanical/particulate at ~1–5% before sensory (grittiness), color/odor, and stability constraints typically limit further increase. This range reflects observed OTC market usage; higher levels are uncommon in elegant leave-on emulsions due to texture and residue.