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Moumoujus

ZINC HYDROXIDE.

Valuable CAS 20427-58-1 / ABSORBENT

Zinc Hydroxide is an absorbent ingredient effective at managing excess oil and moisture on the skin. It also functions as a skin protectant and astringent, helping to reduce greasiness and prevent clogged pores.

Summary

absorbent astringent skin protectant

Science

Mechanism of Action

This ingredient primarily absorbs excess oils and moisture, which helps minimize shine and prevent pore clogging. Broader zinc compounds are also known for anti-inflammatory and antioxidant benefits, supporting skin health and potentially modulating 5α-reductase activity.

Research

Clinical Evidence

Low confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

No specific data suggests that zinc hydroxide is commonly dusted in cosmetic formulations.

The Formula

Formulation

Solubility
Water
Optimal pH N/A
0 7 14

Stability

Zinc hydroxide is stable under normal conditions, sparingly soluble in water but insoluble in alcohol. It is amphoteric, dissolving in strong acids and alkalis, with solutions typically exhibiting a pH around 8.88.

Safety

Safety Profile

CIR Status
Safe as used
Sensitization risk Low

The CIR Expert Panel concluded that Zinc Hydroxide and related zinc salts are safe in cosmetics when formulated to be non-irritating. Aggregate zinc intake should be considered.

Your Skin

Skin Compatibility

Yes Normal
No Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Verdict

Valuable

Zinc Hydroxide is a valuable ingredient for managing oily and acne-prone skin due to its absorbent and protective properties, presenting a good safety and compatibility profile.

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