Magnesium Ascorbyl Phosphate
Magnesium Ascorbyl Phosphate
Also known as: MAP, Vitamin C derivative
Last verified: 2026-08-14
What is Magnesium Ascorbyl Phosphate?
Magnesium Ascorbyl Phosphate (Magnesium Ascorbyl Phosphate) is an active ingredient commonly found in skincare sold in Thailand. Water-soluble, stable vitamin C derivative; inhibits tyrosinase and brightens skin.
Current evidence: Moderate brightening evidence; more stable than ascorbic acid. Typical concentration in finished products is 1-10% Best suited for: Brightening & dark spots, Anti-aging & wrinkles, Acne — found in 5 products in the BangkokFillers database
Efficacy by skin concern
Products with this ingredient(5)
Sources
Frequently asked
What is Magnesium Ascorbyl Phosphate?
Magnesium Ascorbyl Phosphate (Magnesium Ascorbyl Phosphate) is an active ingredient commonly found in skincare sold in Thailand. Water-soluble, stable vitamin C derivative; inhibits tyrosinase and brightens skin. Current evidence: Moderate brightening evidence; more stable than ascorbic acid. Typical concentration in finished products is 1-10% Best suited for: Brightening & dark spots, Anti-aging & wrinkles, Acne — found in 5 products in the BangkokFillers database
What concentration of Magnesium Ascorbyl Phosphate should I use?
The typical effective concentration for Magnesium Ascorbyl Phosphate is 1-10%. Check the product label and increase gradually to minimise irritation.
What skin concerns does Magnesium Ascorbyl Phosphate help with?
Magnesium Ascorbyl Phosphate is effective for: Brightening & dark spots, Anti-aging & wrinkles, Acne — found in 5 products in the BangkokFillers database.
Which products contain Magnesium Ascorbyl Phosphate?
There are 5 products in the BangkokFillers database containing Magnesium Ascorbyl Phosphate, including CLEAR NOSE Vitamin C Concentrate Super Serum 120ml, BANOBAGI Acne & Pore Korean Morning Mask 15ml, KOSE One By Kose Clear Peel Serum 120ml and 2 more.