| ≥1 piece |
Product Name:Kojic Acid
Other Names:5H-ydroxy-2-(hydroxymethyl)-4H-pyran-4-one
Purity: 98%
Appearance:White crystalline powder, White Powder
Main Function: Cosmetic Raw Materials
Kojic acid is a chelation agent produced by several species of fungi, especially Aspergillus oryzae, which has the Japanese common name koji. Kojic acid is a by-product in the fermentation process of malting rice, for use in the manufacturing of sake, the Japanese rice wine.It is a mild inhibitor of the formation of pigment in plant and animal tissues, and is used in food and cosmetics to preserve or change colors of substances.It forms a bright red complex with ferric ions.
| Item | Specification | Result |
| Assay | 99% | 99.5% |
| Appearance | White or off white crystal | conforms |
| Odor | Characteristic | conforms |
| Taste | Characteristic | conforms |
| Particle Size | NLT 100% Through 80 mesh | conforms |
| Loss on Drying | <2.0% | 0.47% |
| Heavy metals | ||
| Total Heavy Metals | ≤10ppm | conforms |
| Arsenic | ≤3ppm | conforms |
| Lead | ≤3ppm | conforms |
| Microbiological Tests | ||
| Total Plate Count | ≤1000cfu/g | conforms |
| Total Yeast & Mold | ≤100cfu/g | conforms |
| E.Coli | Negative | Negative |
| Salmonella | Negative | Negative |
(1) Kojic acid is a kind of specialized inhibitor for melanin. It can prevent the tyrosinase activity through synthesizing with copper ion in the cells after it enters skin cells. Kojic acid and its derivative has better inhibitory effect on tyrosinase than any other skin whitening agents. At present it is assigned into various kinds of cosmetics for curing freckles,spots on the skin of old man,pigmentation and acne.
(2) Kojic acid can also eliminate free radical, strengthen cell activity of cell and keep the food fresh.
(3) Kojic acid also has antibacterial and antifungal properties.
1).Applied in Agriculture:kojic acid is used in producing biological pesticides;
2).Applied in Medicine,kojic acid has been used as the an important material of cephalosporin-type antibiotics;
3).Applied in other fields:kojic acid is also used as iron analytical reagent and film spotting agent, etc;
4).Applied in Cosmetics,kojic acid has been widely added into the lotion, face mask, liquid cream and skin cream. Recommendation usage for cosmetics: 0.2~1.0%;
5).Applied in Food additive,kojic acid work as antiseptic,antioxidant, preservative and color stablizer in meat processing, also act as useful materials of food aromatizer - maltol and ethyl maltol.