K-BeautySum

Ingredients · Brightening

Magnesium Ascorbyl Phosphate마그네슘아스코빌포스페이트

Korean brightening functional ingredient 미백
마그네슘아스코빌포스페이트ma-geu-ne-syum-a-seu-ko-bil-po-seu-pe-i-teu
On a Korean label: 마그네슘아스코빌포스페이트 = Magnesium Ascorbyl Phosphate — Vitamin C derivative.

What it is

A water-soluble vitamin C derivative. It is on Korea’s list of brightening functional ingredients, as is ascorbyl tetraisopalmitate, an oil-soluble one.

On a Korean label

Written 마그네슘아스코빌포스페이트. The oil-soluble form is 아스코빌테트라이소팔미테이트.

Korean rules

  • Korean brightening functional ingredient — Korea’s Ministry of Food and Drug Safety lists it as an active ingredient for 미백 functional cosmetics.

Related names on Korean labels

KoreanEnglish (INCI)What it is
아스코빌테트라이소팔미테이트 Ascorbyl Tetraisopalmitateascorbyl tetraisopalmitate — a Korean functional (brightening) ingredient

Questions

What is 마그네슘아스코빌포스페이트?

Magnesium ascorbyl phosphate (MAP), a vitamin C derivative.

Sources

  1. Korea Cosmetic Association — ingredient dictionary (대한화장품협회 성분사전)
  2. Regulation on the Review of Functional Cosmetics (기능성화장품 심사에 관한 규정) — in force 16 December 2025

Checked 26 October 2026. Rules change — the official texts above are the final word.