Magnesium Ascorbyl Phosphate (MAP) – The Radiance Elixir

Magnesium Ascorbyl Phosphate (MAP) is a stable, water-soluble vitamin C derivative widely used in skincare formulations for brightening, antioxidant protection, and improving overall skin radiance. It appears as a fine white to off-white powder and dissolves in water with a typical pH range of 7–8. MAP is a gentle yet powerful ingredient suitable for serums, creams, and lotions, making it a versatile choice for radiant, healthy-looking skin.

Recommended Usage Rate and pH Stability

MAP is recommended at 0.2–3%, with some formulations going up to 10%. It remains stable and effective within a pH of 6.0–7.0, ensuring its potency and reducing the risk of discoloration. Its stability against oxidation makes it an excellent choice for long-lasting, effective vitamin C skincare.

Solubility and Appearance

Magnesium Ascorbyl Phosphate is fully water-soluble and appears as a fine, white powder. It dissolves more easily when the water phase is warmed, creating a smooth, elegant consistency in formulations.

INCI Name and Comedogenic Rating

Scientifically referred to as Magnesium Ascorbyl Phosphate, MAP has a low comedogenic rating of 1, making it unlikely to clog pores. Its excellent stability profile makes it ideal for brightening skincare products.

Recommended Skin Types

MAP is suitable for all skin types, including sensitive, dry, oily, and combination skin. Its gentle nature makes it ideal for brightening and antioxidant-focused formulations.

Organicsbyjumira Skincare

Elevate your skincare formulations with Magnesium Ascorbyl Phosphate — a stable, brightening vitamin C ingredient crafted for luminous, youthful-looking skin.

Disclaimer

While MAP is generally safe for cosmetic use, individual reactions may vary. Discontinue use if irritation occurs and consult a skincare professional if needed.

Magnesium Ascorbyl Phosphate (MAP): where science and radiance converge, bringing clarity and brightness to every skincare ritual.

INCI Name: Magnesium Ascorbyl Phosphate

Formulation Notes

MAP may discolor in formulations below pH 6, so it is best used at a final pH of 6.0–7.0. It remains stable at 80°C (176°F) for up to 20 hours, allowing it to be added to the water phase before heating. It can also be pre-dispersed in a small amount of warm distilled water for easier blending. Recommended usage rate: 0.2–3% (up to 10%). Solubility: water-soluble. Appearance: Fine white powder.