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Kojic acid powder (501-30-4)

Kojic acid is a pyranone that is 4H-pyran substituted by a hydroxy group at position 5, a hydroxymethyl…….


Status: In Mass Production
Synthesized and Customized Available
Capacity: 1277kg/month



Kojic acid powder (501-30-4) video


Kojic acid powder (501-30-4) Specifications

Product Name Kojic acid powder
Chemical Name ▪5-Hydroxy-2-(hydroxymethyl)-4H-pyran-4-one

▪ 5-Hydroxy-2-hydroxymethyl-4-pyrone



▪ 5-hydroxy-2-(hydroxymethyl)pyran-4-one

▪ acido kojico

Brand Name Kojic acid
Drug Class Anti-aging,whitening
CAS Number 501-30-4
Molecular Formula C6H6O4
Molecular Weight 142.11 g/mol
Monoisotopic Mass 142.026609 g/mol
Melting Point  152-155 °C(lit.)
Freezing Point 152 – 156 °C
Biological Half-Life About 6 hours
Color White to beige-brown
Solubility  SOLUBLE
Storage Temperature  Refrigerator
Application ▪ Food (food preservatives, food flavoring agent )

▪ Cosmetics(Anti-aging, freckle, whitening beauty effect)

▪ Medicine(produce cephalosporin antibiotic raw materials)


What is kojic acid?

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.

Kojic acid is most commonly used in cosmetic products, such as creams, lotions, and serums. It is also used in some soaps. Many products with kojic acid are intended for use on the hands or face.

Kojic acid is sometimes used in the food industry as a natural preservative. One of the main uses of kojic acid, however, is in some health and cosmetic products.


kojic acid benefits for skin?

  • Anti-aging effect: Products containing kojic acid may lighten the skin, which can improve the appearance of age spots and sun damage. The reduction of dark spots can have an anti-aging effect.
  • Treat melasma: Kojic acid may also be helpful in decreasing melasma, which is darkening of the skin due to pregnancy.
  • Decrease the appearance of scars: Kojic acid may also reduce the discoloration of scars. Although the acid does not improve the thickness of scar tissue, it may reduce dark pigmentation associated with certain types of scars. Lightening the scar may make it less noticeable.
  • Antifungal benefits: Kojic acid is also thought to have some antifungal benefits. It may be helpful in preventing and treating certain fungal infections, such as athlete’s foot and yeast infections.
  • Antibacterial effects: Kojic acid may also provide antibacterial benefits. It may help decrease the chances of developing common types of bacterial skin infections.


Kojic acid powder side effects?

Contact dermatitis is the most common side effect of kojic acid. It can manifest itself as redness, irritation, itchiness, rashes, swollen skin, or pain and discomfort. Contact dermatitis is most common in those with sensitive skin, or in individuals using a product with a higher concentration than 1 percent of kojic acid. Discontinue use if you’re reacting to a product with kojic acid in it.


Kojic acid powder uses and application?

Food use kojic acid may be used on cut fruits to prevent oxidative browning, in seafood to preserve pink and red colors.

In cosmetics to lighten skin. As an example of the latter, it is used to treat skin diseases like melasma.

Daily chemicals material Kojic acid can inhibits caseinase synthesis, then inhibits skin melanin formation, kojic acid and it’s derivatives are widely used in high-quality brightening cosmetic, bath cream midtoothpaste. The products containing kojic acid can treat freckle, acne, pigmentation and macula effectively without any toxic and bad results, At present, kojic acid’s use level added in cosmetic amounts to 0.2-1.0 percent.

Medical use: Kojic acid also has antibacterial and antifungal properties.  Kojic acid and it’s derivatives are used as an important material in antibiotic – cethamycin, anodyne, and antiphlogistic production.

Pesticide Biologic fertilizer with 0.51.0% Kojic acid has a clearly effect on increase production both foodstuff and greenstuff.

Others Kojic acid can be film despecking agent and iron ananysis reagent.



  1. Kojic Acid Peptide: A New Compound with Anti-Tyrosinase Potential. Singh BK et al. Ann Dermatol. (2016)
  1. Kojic acid applications in cosmetic and pharmaceutical preparations. Saeedi M et al. Biomed Pharmacother. (2019)
  1. Statistical optimization of kojic acid production by a UV-induced mutant strain of Aspergillus terreus. Shakibaie M et al. Braz J Microbiol. (2018)



This Material is Sold For Research Use Only. Terms of Sale Apply. Not for Human Consumption, nor Medical, Veterinary, or Household Uses.


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