Magnesium ascorbyl phosphate
[CAS# 114040-31-2]

Identification

• Classification: Organic raw materials >> Organometallic compound >> Organomagnesium
• Name: Magnesium ascorbyl phosphate
• Synonyms: L-Ascorbic acid mono(dihydrogen phosphate) magnesium salt
• Molecular Formula: C₆H₇O₉P.Mg
• Molecular Weight: 278.39
• CAS Registry Number: 114040-31-2
• EC Number: 601-295-4
• SMILES: C([C@@H]([C@@H]1C(=C(C(=O)O1)OP(=O)([O-])[O-])O)O)O.[Mg+2]

Discovery and Applications

Magnesium ascorbyl phosphate (MAP) is a stable, water-soluble derivative of vitamin C (ascorbic acid) that was developed to overcome the instability and oxidation issues associated with ascorbic acid in cosmetic and pharmaceutical formulations. Discovered during the late 20th century, MAP gained attention for its ability to deliver the benefits of vitamin C while maintaining greater stability, particularly in aqueous solutions. This discovery was significant for industries that required the antioxidant and skin-brightening effects of vitamin C but faced challenges with its short shelf life and degradation when exposed to air and light.

One of the primary applications of magnesium ascorbyl phosphate is in skincare products. It functions as an antioxidant, protecting the skin from free radicals and environmental stressors that can lead to premature aging. Additionally, MAP has been shown to promote collagen production, helping to reduce the appearance of fine lines and wrinkles. Its skin-brightening properties make it effective in reducing hyperpigmentation and improving overall skin tone. These benefits have led to its widespread use in serums, moisturizers, and sunscreens.

Another key application of MAP is in the treatment of inflammatory skin conditions. Due to its gentle nature, it is often included in formulations designed for sensitive skin. MAP’s ability to reduce redness and irritation while promoting skin healing makes it suitable for products targeting acne-prone or compromised skin. It also provides the same benefits as ascorbic acid without the risk of irritation, making it an ideal choice for individuals with sensitive skin types.

Magnesium ascorbyl phosphate is also used in hair care products. Its antioxidant properties help protect hair from environmental damage, while its ability to promote collagen production can improve scalp health and support hair growth. This has led to its incorporation into shampoos, conditioners, and hair treatments aimed at strengthening and revitalizing hair.

References

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