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Active Ingredients

Sodium Ascorbyl Phosphate

抗坏血酸磷酸酯钠

Also known as: SAP

What it does

  • Stable Vitamin C derivative
  • Brightening
  • Anti-acne

Evidence

Moderate evidence

Studies show 5% SAP effective against acne. Good stability at neutral pH.

Skin types

Well suited for: All Sensitive Acne Prone

Very well-tolerated. Works at neutral pH.

Helps with

Dark Spots & Hyperpigmentation Acne & Breakouts Dullness
Irritation potential
Very Low
Comedogenic rating
0 / 5
Pregnancy
Generally considered safe during pregnancy

Safe during pregnancy.

Good to know

Works at skin-friendly pH 6-7 unlike L-ascorbic acid (pH <3.5). Also has anti-acne properties.

Related ingredients

Niacinamide 3-O-Ethyl Ascorbic Acid Ascorbyl Glucoside Retinol Ascorbic Acid Tranexamic Acid

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Educational information only — not medical advice. Always patch test and consult a dermatologist for skin concerns.