Mandelic acid is an alpha-hydroxy acid (AHA) derived from bitter almonds. It is widely used in skincare products due to its exfoliating, anti-bacterial, and anti-aging properties. Mandelic acid is known for its gentle exfoliation, making it suitable for sensitive skin types and effective for treating various skin concerns, such as acne, hyperpigmentation, and signs of aging.
Characteristics of Mandelic Acid
- Chemical Formula: C9H10O3
- Appearance: White crystalline powder
- Odor: Odorless
- Solubility: Soluble in water and alcohol
- Source: Derived from bitter almonds and other sources; can be synthetically produced
Benefits of Mandelic Acid
- Gentle Exfoliation: Mandelic acid exfoliates the skin by removing dead skin cells and promoting cell turnover, with a gentler effect compared to other AHAs.
- Anti-Bacterial Properties: It has anti-bacterial properties, making it effective for treating acne and reducing breakouts.
- Anti-Aging Effects: Mandelic acid can help reduce fine lines and wrinkles by promoting collagen production and improving skin texture.
- Brightening: It can reduce hyperpigmentation and even out skin tone.
- Suitable for Sensitive Skin: Due to its larger molecular size compared to other AHAs, mandelic acid penetrates the skin more slowly, reducing irritation and sensitivity.
Common Uses of Mandelic Acid
Skincare Products
Mandelic acid is commonly used in skincare products for its gentle exfoliating and anti-aging properties. Common applications and recommended usage percentages include:
- Chemical Peels: To exfoliate and rejuvenate the skin, typically used at 10–20%.
- Acne Treatments: To reduce acne and control breakouts.
- Anti-Aging Serums: To improve skin texture and reduce fine lines.
- Skin Brightening Products: To lighten hyperpigmentation and even out skin tone.
Hair Care Products
In hair care, mandelic acid can be used for its exfoliating properties. It may be found in:
- Scalp Treatments: To exfoliate the scalp and reduce dandruff.
Product Specifications
- Chemical Formula: C9H10O3
- CAS No: 90-64-2
- Product Type: Alpha-hydroxy acid (AHA)
- Usage: Skincare, hair care
- Purity: Typically 95–99%
- Shelf Life: 2 years or more, depending on storage conditions
Storage and Handling
Store mandelic acid in a cool, dry place, in a sealed container to prevent contamination and moisture absorption. Keep away from direct sunlight and heat to maintain its quality and stability.