Kojic Acid Dipalmitate

Kojic Acid Dipalmitate Powder – Premium Skin Brightening Active for High-End Cosmetic Formulations

Xi'an Le-Nutra Ingredients Inc. supplies pharmaceutical-grade Kojic Acid Dipalmitate with purity levels of 98% and 99%, manufactured in our 60,000㎡ GMP-certified facility with an annual production capacity of 3,000 tons. Our KAD features exceptional stability (24-month shelf life), no discoloration under UV exposure, and full compatibility with complex cosmetic systems. Backed by 14+ years of expertise in natural ingredient production and a professional R&D team, we deliver consistent quality with 98% on-time delivery and comprehensive technical support for global cosmetic manufacturers.

What Is Kojic Acid Dipalmitate?

The product (KAD) is a lipid-soluble derivative produced through the esterification of kojic acid with palmitic acid. This advanced ingredient addresses the major limitations of standard kojic acid, including instability, light sensitivity, and oxidative discoloration.

By protecting the hydroxyl groups of kojic acid, KAD delivers a highly stable, non-discoloring tyrosinase inhibitor suitable for premium whitening products. The derivative maintains its potency without the risk of shelf-life degradation common in traditional formulations.

Once absorbed into the skin, KAD is enzymatically converted back to kojic acid to exert its biological function. This conversion mechanism ensures effective melanin inhibition while maintaining formulation stability throughout the product lifecycle.

Technical Specifications

Key Properties and Technical Advantages

Kojic Acid Dipalmitate Powder is a crystalline powder, White to Off-White in colour with a melting point of 92°C to 96°C. It is highly lipophilic and readily dissolves in cosmetic oils and esters at roughly 75-80°C.

The substance is stable in a wide pH range of 3.0 to 10.0, which offers considerable formulation freedom. The chemical structure of it (C38H66O6) does not allow it to chelate with metal ions, which is the main cause of oxidation and colour alterations in topical treatments.

Regular kojic acid dissolves under UV exposure, however this derivative remains structurally intact in sunscreen-hybrid compositions. It can be included in daytime protection lotions, without compromising on its melanin suppressing qualities.

This substance differs from other skin-lightening actives in that it is highly bioavailable after absorption. You can also formulate very well with Alpha Arbutin and oil soluble Vitamin C derivatives like Ascorbyl Tetraisopalmitate.

Application Scenarios in Cosmetic Manufacturing

In B2B anhydrous or emulsion based solutions targeting age spots and hyperpigmentation, high performance whitening serums incorporate KAD as the major active. It is frequently used with fat soluble antioxidants to increase its efficiency.

That’s why daily brightening moisturisers love this ingredient because it's stable in complex situations. Its non-discoloring qualities are particularly beneficial for B2C mass-market lotions that require long-term colour stability and lengthy shelf life.

Daytime protection lotions take advantage of KAD's UV-resistance. You can generate sunscreen-hybrid products that enable ongoing melanin production inhibition when in the presence of the UV filters and oxidative stress.

This ingredient is also found in professional pigmentation correction treatment treatments at higher doses. Your premium skincare products can provide excellent brightening outcomes without the worry of irritation of typical whitening ingredients.

Quality Control and Manufacturing Standards

Our quality control is quite strict, focusing on five important parameters. HPLC purity testing ensures an assay of 98% or above, meaning less residual kojic acid or mono-esters in your finished substance.

Melting point tests confirm the crystalline structure and uniformity of the raw material. The three-month accelerated ageing experiments at 45°C show that the powder and the formulations obtained from it preserve the original colour profile.

Heavy metals and arsenic screening guarantees conformity with international cosmetic safety standards. We manage lead concentration to below 10ppm and arsenic to below 2ppm, in accordance with worldwide regulatory regulations.

Loss on drying is nevertheless managed to less than 0.5% to guarantee that the ingredient remains free flowing and microbially stable during transit and storage. Our GMP accredited facility has extensive documentation support with batch to batch traceability.

Professional Formulation Guidance

KAD is an oil soluble powder, therefore you must add it to the oil phase of your composition. Best dispersion will be obtained by emulsifying the mixture after complete dissolution at 80-90°C.

The recommended dosage in cosmetic compositions is 1-5%, depending on your target application. In intense treatment products, you'll find a higher concentration, while a smaller amount is beneficial for everyday moisturisers.

KAD works synergistically with oil-soluble Vitamin C derivatives for better whitening results. You can use numerous actives in your formulations without the stability problems typically seen with water-soluble kojic acid systems.

The substance is mild and thus suited for use in sensitive skin formulations. You can reach a wider audience than you can with typical whitening chemicals such as kojic acid or hydroquinone.

Packaging and Delivery

The product is packed in 25 kg fibre drums with double-layer food-grade polyethylene bags to protect against moisture and contamination. We have flexible delivery terms: EXW, FOB, CFR, CIF, DAP, DDP to meet your logistic requirements.

We maintain a 98% on-time delivery, with over 30 days of safety stock and strategic inventory management. We ship to North America, Europe, South East Asia and other foreign markets via reliable sea, air and fast delivery options.

FAQ

Q: Why choose the product over standard Kojic Acid?

A: KAD is far more stable. It does not become brown with time and is not influenced by light, heat or metal ions. And the stability means your items will look and perform throughout their shelf life.

Q: How to include KAD in a formula?

A: KAD is an oil-soluble powder. Mix with oil phase and heat to 80-90°C to fully dissolve before emulsification. This technique ensures the even distribution across your formulation.

Q: Can you mix vitamin C and KAD?

A: Yes, it works really well with oil soluble Vitamin C derivatives like Ascorbyl Tetraisopalmitate to give a synergistic whitening effect. This combination improves total skin lightening results with no stability concerns.

Q: Is KAD irritating to skin?

A: KAD is usually thought to be softer and more stable than Kojic Acid, and hence less likely to cause sensitisation at suggested dosages of 1-5%. Its mild character makes it suited for formulations for sensitive skin.

Q: How long is the shelf life of raw materials?

A: Our stability testing techniques demonstrate that KAD retains its efficacy and colour for at least 24 months under cool, dry and dark storage conditions.

Partner With Le-Nutra for Superior Quality

Contact our technical team at enquiry@lenutra.com for Kojic Acid Dipalmitate samples, COA documentation, and customized formulation support.