Cosmetic Grade Ascorbic Acid 2-Glucoside AA2G Ascorbyl Glucoside Powder CAS NO 129499-78-1
Products Description
Ascorbic Acid 2-Glucoside is a stable vitamin C derivative widely used in cosmetics and skin care products. It is widely welcomed for its antioxidant, whitening and collagen synthesis-promoting properties. Ascorbic Acid 2-Glucoside is a compound composed of ascorbic acid (vitamin C) and glucose, and has good water solubility and stability. It is suitable for all skin types, especially sensitive skin, and has become one of the indispensable ingredients in modern skin care products.
- Stability: Compared to traditional vitamin C, Ascorbic Acid 2-Glucoside is more stable in light and air, reducing the risk of oxidation and degradation. This makes it easier to store and use in formulations.
- Water Solubility: Ascorbic Acid 2-Glucoside has good water solubility and is easy to use in water-based formulations.
- Mildness: Compared with other forms of vitamin C, Ascorbic Acid 2-Glucoside is less irritating to the skin and is suitable for sensitive skin.
BASIC ANALYSIS
| Item of Analysis | Specification | Results |
| Assay % | ≥99.5 | 99.7 |
| Free ascorbic acid % | ≤0.1 | <0.1 |
| Free glucose % | ≤0.1 | <0.1 |
| Appearance and smell | White to creamy white crystalline powder, odorless | Conform |
| Solubility | Soluble in water | Soluble in water |
| Solution clarity | Solution should be clarified | Conform |
| The colour of the aqueous solution | ≤0.010(Absorbance) | 0.006 |
| Melting point ℃ | 158~163 | 158.4~160.3 |
| Specific rotation | (a)20D=+186.0~+188.0° | 186.67° |
| pH(1% W/V) | 2.0-2.5 | 2.3 |
| Loss on drying % | ≤0.5 | 0.11 |
| Residue on ignition % | ≤0.2 | 0.10 |
| Heavy metals (as Pb) ppm | ≤10 | <10 |
| Arsenic (as As2O3) ppm | ≤2 | <2 |
| Total Plate count cfu/g | ≤100 | <10 |
| Molds and Yeast cfu/g | ≤50 | <10 |
| E.Coli | Negative | Negative |
| Staphylococcus aureus | Negative | Negative |
| P.aeruginosa | Negative | Negative |
Function
- Antioxidant Effect: Ascorbic Acid 2-Glucoside has potent antioxidant properties that can neutralize free radicals, slow down the skin aging process, and protect the skin from environmental damage.
- Whitening effect: It can inhibit the production of melanin, help improve uneven skin tone and dullness, and make the skin brighter.
- Promote collagen synthesis: Ascorbic Acid 2-Glucoside helps stimulate the synthesis of collagen, enhance skin’s elasticity and firmness, and reduce the appearance of fine lines and wrinkles.
- Soothing effect: This ingredient has certain anti-inflammatory properties that help soothe the skin and reduce redness and irritation.
Application
Ascorbic Acid 2-Glucoside is widely used in various skin care products, including:
- Serum: Used to brighten skin tone and improve skin texture.
- Cream and Lotion: Provide antioxidant protection and moisturizing benefits.
- Facial Mask: Enhances skin’s radiance and brightness.
- Sunscreen: acts as an additional antioxidant to enhance sun protection.
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