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$12
1-49 Bag/Bags
$10
50-499 Bag/Bags
$8
≥500 Bag/Bags
Product Attributes
Model No.: KS-20260301
Brand: kaishibio
Product Description
Hydroquinone Powder is a widely used phenolic compound primarily applied in dermatological and cosmetic formulations as a skin-brightening agent. It is recognized as one of the most effective Cosmetic Ingredients for addressing hyperpigmentation and uneven skin tone.
In B2B markets, hydroquinone is commonly used in Whitening Ingredients, Anti-aging Ingredients, and advanced skincare formulations. Buyers across the US, EU, and other regulated markets prioritize pharmaceutical-grade quality, strict compliance, and controlled supply for regulated use.
Content Note: Prepared by our technical team based on current scientific literature. Health claims comply with FDA/EFSA guidelines. Last reviewed: April 2026
According to a study in Journal of Clinical and Aesthetic Dermatology (2010), hydroquinone remains a gold-standard topical agent for reducing hyperpigmentation when used under proper supervision.
According to a study in Dermatologic Therapy (2007), hydroquinone demonstrated effectiveness in melanin reduction by inhibiting tyrosinase activity.
| Parameter | Specification | Test Method |
|---|---|---|
| Active Compound | Hydroquinone ≥ 99% | HPLC |
| CAS Number | 123-31-9 | - |
| Appearance | White to off-white crystalline powder | Visual |
| Solubility | Soluble in water and alcohol | In-house method |
| Melting Point | 170–175°C | Pharmacopoeia method |
| Grade | Cosmetic / Pharmaceutical grade | - |
| Concentration | Application | Regulatory Note |
|---|---|---|
| ≤2% | OTC cosmetic formulations | Allowed in some markets |
| 2%–4% | Dermatological products | Often prescription-based |
| >4% | Clinical formulations | Highly regulated / restricted |
| Ingredient | Mechanism | Strength | Application |
|---|---|---|---|
| Hydroquinone | Tyrosinase inhibition | Strong | Whitening Ingredients |
| Arbutin | Slow-release hydroquinone | Moderate | Cosmetic Ingredients |
| Kojic Acid | Melanin inhibition | Mild | Anti-acne Ingredients |
Hydroquinone Powder is widely used in:
Studies suggest hydroquinone may support:
We provide high-quality raw materials for regulated markets with strict compliance standards.
We also offer a broad range of Cosmetic Ingredients, Anti-aging Ingredients, and Skin Repair Ingredients for global formulation needs.
No, regulations vary by country. Some regions restrict or ban its use in cosmetics.
We supply hydroquinone with ≥99% purity.
Yes, we provide technical support for compliant formulations.
In some markets, low concentrations (≤2%) are permitted for OTC use.
Yes, COA, MSDS, and compliance documents are available.


Packaging & Delivery
| Selling Units: | Bag/Bags |
|---|
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