Kojic Acid Powder

CAS No.:501-30-4
EINECS No.:207-922-4
Place of Origin:Jiangsu, China
Appearance:White or Off-White Crystalline Powder
Usage:Cosmetic Raw Materials
Product Description

Greenway Biotech Natural Kojic Acid Powder Skin Lightener for Skin Care




Product Name: Kojic Acid
CAS: 501-30-4
Einecs: 207-922-4
MW: 156.61


White or Off-White Crystalline Powder


Melting Point: 152-155 °C(lit.)
Boiling Point: 179.65°C (rough estimate)
Density: 1.1712 (rough estimate)
Refractive Index: 1.4434 (estimate)


      Kojic acid is a kind of 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.







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

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

3. 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.

4. 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.

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

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


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Packaging & Shipping






Q1: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment
by Alibaba Trade Assurance (Credited Card Accepted),T/T, Western Union or Paypal or Escrow(Alibaba).

Q2: How to confirm the Product Quality before placing orders?
A:You can get samples for some products,you only need to pay the shipping cost or arrange a courier to
us and take the samples. You can send us your product specifications and requests,we will manufacture
the products according to your requests.

Q3: How about delivery leadtime?
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)

Q4:Is there a discount?
A:Different quantity has different discount.

Q5: How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem
caused by us, we will send you free goods for replacement or refund your loss.


Our Services

1. Any inquiries will be replied within 12 hours.
2. Dedication to quality, supply & service.
3. Strictly on selecting raw materials.
4. OEM/ODM Available.
5. Reasonable & competitive price, fast lead time.
6. Sample is available for your evaluation & Formulation development.
7. Faster delivery:Sample order in stock and 3-7 days for bulk production.
8. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own
shipping forwarder.

9. After-Sale Service:
(1) International Authorized Third-Party Test For The Products You Demand.
(2) 60 Days Warranty of quality of goods.


If you have any further questions or need a sample,Please do not hesitate to contact us.

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