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Kiehl's Amino Acid Detoxifying Scalp Scrub is a scalp care product (250 ml). Not counting water, the list has SALICYLIC ACID at no. 15 and amino acids (ARGININE) at no. 20. The list contains no drying alcohol, essential oils, silicones, or sulfates. Flagged ingredient groups in the list: fragrance (COUMARIN) and watchlist ingredient (COCOS NUCIFERA OIL / COCONUT OIL). The ingredient list has 34 ingredients; scalp care products typically have 40.
Checked against the ingredient list.
Fragrance: COUMARIN Watchlist ingredient: COCOS NUCIFERA OIL / COCONUT OIL
The product contains fragrance or declared fragrance allergens.
The product contains an ingredient commonly considered pore-clogging.
This is a hair product. We read the same ingredient groups as on a skincare product — fragrance, sulfates, silicones and drying alcohols — but we publish no acne-prone rating and no judgment about whose hair or scalp it suits. An ingredient list cannot tell you that.
SALICYLIC ACID · no. 15, not counting water
An oil-soluble acid that can mix with sebum inside the pore.
ARGININE · no. 20, not counting water
Building blocks of protein, and part of the skin's own natural moisturizing factor. In a formula they act as humectants; some also serve as pH adjusters.
Confidence: medium · v2026.10.1
This assessment is read from the ingredient list and is not medical advice. It makes no promise about acne. Individual skin reactions vary.
34 ingredients8 key2 flagged
The key ingredients, grouped by their job in the formula. A group describes the formula, not an effect on skin.
Picked by product type and shared key ingredients. We do not compare whole ingredient lists yet.
€59.90€119.80 / 100 mlat 1 store
€102.00€51.00 / 100 mlat 1 store
No. The list contains ingredients from the fragrance group: COUMARIN.
No. The list has no volatile alcohol such as Alcohol Denat. or Ethanol. Fatty alcohols such as Cetearyl Alcohol are not in this group.
MARIS SAL / SEA SALT. It is the first ingredient in the list, not counting water.
Hair product · no skin rating
This is a hair product. We read the same ingredient groups as on a skincare product — fragrance, sulfates, silicones and drying alcohols — but we publish no acne-prone rating and no judgment about whose hair or scalp it suits. An ingredient list cannot tell you that.
The ingredient list has 34 ingredients; scalp care products typically have 40.
The order is the manufacturer's own and follows concentration down to the one percent mark. Underlined names are flagged by our criteria. Names with a dotted underline open a short note on what the ingredient does in the formula. Names in bold are key ingredients.
Availability unknown
€27.90€18.60 / 100 mlat 1 store