Salts & Minerals
REACH
Zinc pidolate
CAS Number
15454-75-8
EC Number
239-473-5
What is Zinc pidolate?
Zinc pidolate (CAS 15454-75-8), also known as Zinc PCA and zinc pyroglutamate, is the zinc salt of pyroglutamic acid.
Where is Zinc pidolate used?
- Personal care: bioavailable zinc source combining mineral supplementation with moisture retention
- Skincare: sebum-regulating and moisturizing active in anti-acne creams and toners
- Hair care: scalp serums and anti-dandruff products that control sebaceous secretion
- Oral supplements: well-tolerated zinc source in tablets and capsules
- Topical pharmaceuticals: skin barrier support and wound-adjacent care
- It has an affinity for keratin that supports targeted delivery in oily-skin treatments.
Good to know: It is preferred where gastrointestinal compatibility is a formulation priority. Cosmetic-grade and pharmaceutical-grade specifications exist; the latter conforms to purity standards such as USP or Ph. Eur.
Commercial specifications
- Cosmetic-grade and pharmaceutical-grade specifications
- Pharmaceutical grade conforms to USP or Ph. Eur. purity standards
- Packaging from kilogram-scale bags to bulk quantities
Other Names (Synonyms)
Zinc, bis(5-oxo-L-prolinato)-|C32PQ86DH4|Proline, 5-oxo-, zinc salt (2:1), L-|Zinc, bis(5-oxo-L-prolinato-κN1,κO2)-, (T-4)-
What are the physical properties of Zinc pidolate?
Density 1.617[at 20°C]
Water Solubility 94g/L@20°C
Vapor Pressure 4.75hPa@20°C
Log P 1 at 25℃
How is Zinc pidolate classified and handled safely? Learn More
Danger
GHS05· Corrosive
Hazard Statements
H318 Causes serious eye damage
Precautionary Statements
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P317 Get emergency medical help.
P264+P265 Wash … thoroughly after handling.
P305+P354+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Which trade and regulatory codes apply to Zinc pidolate?
UN Number 1759