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Amino Acids & Peptides

Zinc pidolate

CAS: 15454-75-8

Overview

Zinc pidolate (CAS 15454-75-8 ), also known as Zinc PCA and zinc pyroglutamate, is the zinc salt of pyroglutamic acid. It is a naturally occurring amino acid derivative found in skin and used across personal care and pharmaceutical formulations.

This ingredient serves as a bioavailable zinc source that combines mineral supplementation with moisture-retention activity. In skincare, it functions as a sebum-regulating and moisturizing active in anti-acne creams and toners.

Its affinity for keratin supports targeted delivery in oily-skin treatments. Hair care formulators incorporate it into scalp serums and anti-dandruff products to control sebaceous secretion and support scalp condition.

Oral supplement manufacturers use it as a well-tolerated, bioavailable zinc source in tablets and capsules. It is preferred where gastrointestinal compatibility is a formulation priority for the end consumer.

It also appears in topical pharmaceutical preparations targeting skin barrier support and wound-adjacent care. The material is supplied as a white to off-white crystalline powder for various industrial applications.

It is available in cosmetic-grade and pharmaceutical-grade specifications. The latter conforms to purity standards appropriate for oral and topical drug products such as USP or Ph.Eur. requirements.

Packaging typically ranges from kilogram-scale bags to bulk quantities suited for industrial formulation. Our supply chain ensures consistent quality and availability for large-scale manufacturing needs.

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Physical Properties

Density1.617[at 20°C]
Water Solubility94g/L@20°C
Vapor Pressure4.75hPa@20°C
Log P1 at 25℃

Safety & Handling

Danger GHS05 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.

Trade & Regulatory

UN Number1759

Other Names

Zincbis(5-oxo-L-prolinato)- | C32PQ86DH4 | Proline5-oxo-zinc salt (2:1)L- | Zincbis(5-oxo-L-prolinato-κN1κO2)-(T-4)-

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Chemical Properties

CAS Number
15454-75-8
EC Number
239-473-5
Mol. Weight
321.6

Industries

Documentation