Sodium Ascorbyl Phosphate

Water-soluble stable vitamin C derivative. Skin phosphatase releases active ascorbic acid. Active at pH 7 – does not require acidic pH.

BrighteningAcneProtection

Evidence by route

Topical application

Weak evidence. In vitro data, open-label studies, or expert consensus.

Clinical studies confirm antimicrobial activity in acne (via C. acnes suppression) and brightening effect. Anti-aging evidence is weaker than for L-ascorbic acid. The advantage is formula stability and gentleness.

Klock J et al. Skin Pharmacol Physiol. 2005;18(3):132-138.

Working concentrations

1–5%

Tolerability and safety

Irritation potential

Low

Allergen risk

Low

Pregnancy

Safe

Skin types

Suitable for

SensitiveOilyCombinationNormalDry

Frequently asked questions

Is Sodium Ascorbyl Phosphate safe during pregnancy?

Sodium Ascorbyl Phosphate is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.

What skin types is Sodium Ascorbyl Phosphate for?

Sodium Ascorbyl Phosphate suits: sensitive, oily, combination, normal, dry.