Kojic Acid Powder

CAS NO	501-30-4
Molecular Formula	C6H6O4
Appearance	White Powder
Product Specification	99%

What is Kojic Acid Powder?

Kojic Acid is a naturally occurring organic acid produced through the fermentation of certain fungi, particularly Aspergillus oryzae. It is chemically identified as C₆H₆O₄ with CAS number 501-30-4, and typically appears as a white crystalline powder. Kojic Acid is best known for its function as a melanin synthesis inhibitor, making it widely used in topical skin-lightening and brightening formulations.

As a trusted Kojic Acid manufacturer and supplier, we offer a high-purity grade of 99%, produced under cosmetic-grade GMP conditions. The ingredient is popular in the formulation of creams, serums, masks, and soaps aimed at reducing the appearance of dark spots, age spots, and uneven skin tone.

Functional Characteristics & Technical Features

Melanin Inhibition: Inhibits the enzyme tyrosinase, effectively reducing melanin production
Skin Brightening: Commonly used in products for hyperpigmentation and dark spot correction
High Purity: Available as a 99% grade white powder with reliable stability in formulations
Water-Soluble: Compatible with aqueous cosmetic systems; ideal for serums, lotions, and masks
Non-Hydroquinone Alternative: Preferred in natural and regulatory-compliant whitening solutions

Typical Product Specifications

Product Name	Kojic Acid Powder
CAS Number	501-30-4
Molecular Formula	C₆H₆O₄
Appearance	White Crystalline Powder
Specification	99%
Solubility	Water-soluble
Shelf Life	24 Months When Properly Stored
Storage	Store in cool, sealed containers away from light and humidity
Certificates	ISO, HACCP, HALAL, KOSHER, Cosmetic GMP

Application Fields

Skin Brightening Creams: Reduces melanin to promote a more even complexion
Facial Serums: Used in low-concentration solutions for targeted dark spot treatment
Whitening Soaps & Masks: Blended into soap bases or masks for visible tone improvement
Personal Care Formulas: Integrated into lotions, emulsions, or body care items

Frequently Asked Questions

Is Kojic Acid safe for cosmetic use?
Yes, when used at appropriate concentrations (<5%), Kojic Acid is widely recognized as safe and effective for topical skin applications.

What type of formulations is it compatible with?
It is water-soluble and works well in creams, gels, serums, masks, and emulsions. pH should be adjusted for optimal stability.

What makes Kojic Acid different from hydroquinone?
Unlike hydroquinone, Kojic Acid is a natural fermentation derivative and is favored in natural whitening products due to regulatory compliance and fewer side effects.

Can you supply bulk volumes?
Yes. As a professional Kojic Acid supplier, we support both small-scale R&D and full commercial production batches.

Do you provide COA and quality documents?
Yes. Full documentation, including COA, MSDS, TDS, and third-party test results, is available upon request.

Production R&D

We have professional medicinal planting bases in Xinjiang, Gansu, and other places. From breeding, planting, fertilizing to collecting, we strive to keep medicinal materials healthy and natural. Leading technology research and development center, complete quality management system, advanced production equipment, and scientific quality control measures constitute Best’s comprehensive R&D and production system, ensuring Best can provide customers with high-quality products, and then Promote customers to realize value and win-win development. Following the sustainable development concept of “energy saving, recycling economy, safety and health”, Best applies the concept of environmental protection and low carbon to every link from raw material planting, to production and processing, and to waste recycling. A complete circular economy system. Cultivate trust with our heart and create a win-win situation with service. Best Biotech is guided by the business philosophy of “pragmatic innovation, honesty and trustworthiness, people-oriented, mutual benefit and win-win”, and will ultimately achieve “first-class quality, first-class service, first-class reputation” in the industry. Enterprise’s unremitting efforts!

Production Workshop

Since its establishment, adhering to the business philosophy of “pragmatic innovation, honesty and trustworthiness, people-oriented, mutual benefit and win-win”, the company is equipped with imported high performance liquid chromatograph (HPLC), UV visible spectrophotometer (UV), microbial detection laboratory, rapid moisture analyzer and other testing equipment to comprehensively control the content of products, heavy metals, trace elements, trace elements, etc Microorganism and other quality indicators continue to improve production technology, strict control of product quality, has been built more advanced technology research and development center and quality testing center. In addition, we have obtained a series of qualification certificates such as HACCP certification, ISO9001:2000 quality management system certification, food QS certification, kosher certificate exported to European and American countries, and Halal certificate to ensure high quality. High standard products. We mainly produce Stevia series, anthocyanins series, frankincense acid, curcumin and other products. Through the unremitting efforts of bester people, we have reached long-term strategic cooperation with many domestic top 500 companies, and successfully sold our products to more than 50 countries and regions.

R&D Center

Since the establishment of the company, we have always insisted on relying on high and new technology in research and development, and constantly introduced outstanding research and development talents in the industry. In production, we use strict product quality as a means and 100% customer satisfaction as the product inspection standard, because we have achieved With rapid development, it has become a well-known and influential enterprise in the domestic and international API and plant extract industries. The company has successively passed ISO9001: 2000 quality system certification, national GMP certification and many foreign authoritative certifications.

Packing

How We Ship Your Goods from China

BSTBIO will select the best shipping options based on the final order amount. We will ship your products using the following methods:

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FAQs

What certificates do you have?

KOSHER / HACCP / ISO22000 / HALAL / EU / USDA / Organic, etc.

How do you ensure quality control?

We operate in a high-grade clean workshop and have an inspection center equipped with HPLC, GC, and other advanced instruments. Each batch is tested by our R&D and QC teams, and we cooperate with third-party labs to test for heavy metals, pesticide residues, allergens, etc.

What kind of payment methods do you support?

T/T, Trade Assurance, PayPal, Western Union, Alipay, Credit Card, L/C.

What are your shipping methods and delivery times?

Shipping Methods: DHL, FedEx, Air Shipping, Sea Shipping
Shipping Time: 4–8 days by air, 20–30 days by sea

How do you guarantee after-sales service?

If there are any issues after delivery — whether with quality or quantity — we will respond quickly and solve the problem. We also have a recall system in place if necessary.