noun which may take the genitive case particle 'no', na-adjective
hypoallergenic; low-irritating; mild
Used for products such as soaps, shampoos, and cosmetics that are formulated to minimize skin irritation or allergic reactions.
敏感肌の人は低刺激の化粧品を選ぶべきだ。
People with sensitive skin should choose hypoallergenic cosmetics.
このシャンプーは低刺激で、赤ちゃんにも使える。
This shampoo is mild and can be used on babies.
無添加 means additive-free, which often overlaps with 低刺激 but focuses on the absence of certain chemicals rather than the low irritation potential.
Compound of 低 (てい, 'low') and 刺激 (しげき, 'stimulation, irritation'). The term is a modern coinage used primarily in the context of skincare and personal care products.