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ANADARA KAGOSHIMENSIS SHELL POWDER.

Valuable / ABRASIVE, ANTIMICROBIAL, ANTIOXIDANT

Anadara Kagoshimensis Shell Powder is a multi-functional marine ingredient known for its gentle physical exfoliation and remineralizing properties. It enhances dermal regeneration by boosting Type I collagen and provides antimicrobial and antioxidant benefits for a healthier complexion.

Summary

Abrasive Antimicrobial Antioxidant

Science

Mechanism of Action

Its calcium carbonate structure primarily provides physical exfoliation. It also delivers essential minerals like calcium and magnesium, while calcined forms offer antimicrobial action. Trace carotenoids may provide antioxidant effects.

Research

Clinical Evidence

Medium confidence
Effective range 0.1–5%
Optimal

N/A

Key findings

  1. 01 Annings of Dorset (2025) Research on Scallop Shell Dermal Regeneration
  2. 02 ResearchGate (2022) Chemical Composition of Bivalve Shells
  3. 03 ResearchGate (2021) Effect of Clam Shell Powder (Anadara granosa) on Physical Properties

Transparency

Dusting Analysis

Not commonly dusted

No specific data on dusting behavior was found for this ingredient, indicating it is not commonly associated with dusting issues in formulations.

The Formula

Formulation

Solubility
Oil
Optimal pH 7 – 10
0 7 14

Stability

Insoluble in water, forming a suspension. It is highly stable in alkaline conditions. Acidic environments (pH < 6) can cause calcium carbonate to dissolve, releasing CO2 and potentially destabilizing emulsions.

Conflicts

  • Acids (AHAs, BHAs, Vitamin C/Ascorbic Acid)
  • Strong chelating agents (EDTA) at high concentrations
  • Low pH formulations

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Low

Generally regarded as safe for topical cosmetic use. Safety is dependent on purity and particle size, to avoid potential heavy metal contamination common in marine-derived ingredients.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Valuable

Anadara Kagoshimensis Shell Powder is a versatile ingredient offering both exfoliation and active dermal benefits, suitable for a range of skin types, with a good safety and formulation profile.

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