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POTASSIUM THIOCYANATE.

Insufficient Data CAS 333-20-0 / LIGHT STABILIZER

Potassium Thiocyanate is a salt used in skincare formulations primarily for its ability to stabilize products and extend their shelf life. It also contributes to the hydration properties of cosmetic formulations, making it a multifaceted ingredient for product integrity and basic moisturization support.

Stabilizing Extend shelf life Aid hydration

Science

Topically, Potassium Thiocyanate functions primarily as a cosmetic stabilizer, ensuring the longevity and integrity of formulations. It aids in maintaining product stability against degradation and helps preserve the efficacy of other ingredients. While it has been noted to possess immune-boosting, antioxidant, and anti-inflammatory properties in broader biochemical contexts, these specific actions are not explicitly confirmed for its topical mechanism in skincare.


Research

Low confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

The Formula

Solubility
Both
Optimal pH 5.5 – 7.5
0 7 14

Stability

This ingredient remains stable under typical use and storage conditions. However, it exhibits sensitivity to light, leading to slow decomposition, and is hygroscopic, readily absorbing moisture from the air. It decomposes at approximately 500°C.

Conflicts

  • Strong oxidizing agents
  • Strong acids (may release highly toxic hydrogen cyanide gas)
  • Active halogen compounds
  • Lead, copper, or their alloys

Safety

CIR Status
Insufficient data
Sensitization risk Moderate

The Cosmetic Ingredient Review (CIR) has reported insufficient data to determine its safety. While EWG Skin Deep rates it 'LOW' for several toxicity concerns, high concentrations can cause skin irritation and serious eye irritation. No explicit CIR or SCCS status for cosmetic use was found.


Your Skin

No Normal
No Dry
No Oily
No Sensitive
Irritancy Medium
Comedogenicity Unknown

Our Assessment

Insufficient Data

Potassium Thiocyanate is valuable for its formulation benefits in stabilization and hydration support, but current research provides insufficient data regarding its direct clinical efficacy on skin and comprehensive safety profile for precision skincare applications.


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