Korean: 하이드록시아파타이트 · CAS 1306-06-5 · Functions: abrasive, bulking, oral care, skin conditioning
No specific rule on file.
Restricted Annex III/372
Maximum: (a) 10 % (b) 0,465 %
Conditions: Product type: (a) Toothpaste (b) Mouthwash For (a) and (b): Not to be used in applications that may lead to exposure of the end-user’s lungs by inhalation. Only nanomaterials having the following characteristics are allowed: — [composed of] rod-shaped particles of which at least 95,8 % (in particle number) have an aspect ratio less than 3, and the remaining 4,2 % have an aspect ratio not exceeding 4,9; — the particles are not coated or surface modified
Source: EU CosIng — Annex III · checked Oct 17, 2026
No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.
HYDROXYAPATITE 하이드록시아파타이트
Information only, not medical advice. Rules change — always check the linked official source. If you are pregnant, have a skin condition or allergies, ask a dermatologist or pharmacist.
In the EU's CosIng records it is listed as “Restricted” (EU CosIng — Annex III). The maximum allowed is (a) 10% · (b) 0,465%. A restricted ingredient is allowed within the stated conditions.
We found no specific rule for it in Korea's MFDS records. That is not an approval or a safety statement.
We found no specific rule for it in the FDA's records. That is not an approval or a safety statement.
The EU's CosIng inventory lists its functions as: abrasive, bulking, oral care, skin conditioning.
Korea's MFDS standard Korean name is 하이드록시아파타이트.
2 products we checked list it, for example Kahi Highlighter Balm Stick (Shimmer), Missha Ultra Powerproof Liquid Eyeliner.
CAS 1306-06-5 (from official records).