Sodium Ascorbyl Glucoside
AKA “Sodium L-Ascorbyl-2-Phosphate, sodium ascorbyl phosphate, Sodium ascorbyl monophosphate, Trisodium ascorbate-2-phosphate, l-Ascorbic acid, 2-monophosphate, trisodium salt”
Humectant
Ingredient Facts
Sodium ascorbyl glucoside
AKA: Sodium L-Ascorbyl-2-Phosphate, Sodium ascorbyl phosphate, Sodium ascorbyl monophosphate, Trisodium ascorbate-2-phosphate, L-Ascorbic acid, 2-monophosphate, Trisodium salt
Humectant · Humectant · EWG: 4
Synthetic
Humectant
Skin Conditioner
Vitamin C
Not Clean
Sodium Ascorbyl Glucoside is the sodium salt of Ascorbyl Glucoside.
Formula
C6H6Na3O9P
Mol. Weight
322.05
CAS #
66170-10-3
Form
Liquid
See origin →
Functions
Humectant
A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks In Moisture
Traditional Use
A stabilized form of vitamin C developed in cosmetic science to address the instability of ascorbic acid in skincare products. Designed to deliver the antioxidant and skin-brightening benefits of vitamin C with improved shelf stability.
Skin Types
●all-skin-types
Best For
Dullness
Pregnancy & Breastfeeding Safe
Yes
Final Report on the Safety Assessment of L-Ascorbic Acid, Calcium Ascorbate, Magnesium Ascorbate, Magnesium Ascorbyl Phosphate, Sodium Ascorbate, and Sodium Ascorbyl Phosphate as Used in Cosmetics
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Safety Assessment of Ascorbyl Glucoside and Sodium Ascorbyl Glucoside as Used in Cosmetics
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Sodium Ascorbyl Glucoside
European Commission
EU Cosmetic Ingredient Database (CosIng)
Sodium Ascorbyl Phosphate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Final report of the safety assessment of L-Ascorbic Acid, Calcium Ascorbate, Magnesium Ascorbate, Magnesium Ascorbyl Phosphate, Sodium Ascorbate, and
Elmore AR
International journal of toxicology, 2005
Final report of the safety assessment of L-Ascorbic Acid, Calcium Ascorbate, Magnesium Ascorbate, Magnesium Ascorbyl Phosphate, Sodium Ascorbate, and
Elmore AR
International journal of toxicology, 2005
Final report of the safety assessment of L-Ascorbic Acid, Calcium Ascorbate, Magnesium Ascorbate, Magnesium Ascorbyl Phosphate, Sodium Ascorbate, and
Elmore AR
International journal of toxicology, 2005
Final report of the safety assessment of L-Ascorbic Acid, Calcium Ascorbate, Magnesium Ascorbate, Magnesium Ascorbyl Phosphate, Sodium Ascorbate, and
Elmore AR
International journal of toxicology, 2005
Sodium Ascorbyl Phosphate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Safety Assessment of Ascorbyl Glucoside and Sodium Ascorbyl Glucoside as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Klaassen CD, Liebler DC et al.
International journal of toxicology, 2025
Safety Assessment of Ascorbyl Glucoside and Sodium Ascorbyl Glucoside as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Klaassen CD, Liebler DC et al.
International journal of toxicology, 2025
Topical L-ascorbic acid: percutaneous absorption studies.
Pinnell SR, Yang H, Omar M, Monteiro-Riviere N, DeBuys HV et al.
Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.], 2001
Topical L-ascorbic acid: percutaneous absorption studies.
Pinnell SR, Yang H, Omar M, Monteiro-Riviere N, DeBuys HV et al.
Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.], 2001
Topical L-ascorbic acid: percutaneous absorption studies.
Pinnell SR, Yang H, Omar M, Monteiro-Riviere N, DeBuys HV et al.
Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.], 2001
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR