Cysteamine Hydrochloride Powder
Cysteamine Hydrochloride Powder | Bulk Cosmetic Skin Brightening Raw Material Supplier
Cysteamine Hydrochloride Powder
Buy bulk Cysteamine Hydrochloride Powder for cosmetic skin brightening, pigment correction formulation. Cysteamine HCl powder works to reduce melanin accumulation, improve uneven skin tone, fade dark spots and hyperpigmentation. Produced under GMP controlled workshops, complete batch documents available, free sample offered for R&D test, worldwide bulk supply.Product Specification
| Item | Specification |
|---|---|
Product Name |
Cysteamine Hydrochloride Powder |
Alias |
2-Aminoethanethiol Hydrochloride |
INCI Name |
Cysteamine HCl |
CAS No. |
156-57-0 |
Appearance |
White or almost white crystalline powder |
Purity |
≥99% |
Odor |
Characteristic sulfur-like odor |
Solubility |
Freely soluble in water, soluble in ethanol |
Recommended Addition Range |
Skin brightening formulations: 0.5%-2.0% |
MOQ |
1kg |
Shelf Life |
2 years under sealed proper storage |
What Is Cysteamine Hydrochloride Powder?
Cysteamine Hydrochloride (Cysteamine HCl, CAS 156-57-0) is a high-efficiency water-soluble cosmetic active ingredient. It is widely used in skin brightening, spot-fading and uneven-tone repair skincare products.
It interferes with melanin biosynthesis pathway, inhibits melanin formation and deposition, helps improve post-inflammatory hyperpigmentation, dark spots and dull complexion. Our cosmetic-grade Cysteamine Hydrochloride Powder is strictly quality-controlled. Each batch comes with COA, MSDS, TDS for cosmetic registration and formula development.
Core Advantages Of Our Cysteamine Hydrochloride Powder
Target Melanin Deposition
Interferes with melanin generation process, reduces excess melanin buildup, helps fade dark spots and discoloration.
Improve Uneven & Dull Skin Tone
Corrects uneven skin tone, brightens dull complexion, delivers clearer, more luminous skin appearance.
Relieve Hyperpigmentation
Suitable for formulas targeting post-inflammatory marks and surface hyperpigmentation concerns.
Good Water-Solubility
Easy to dissolve in water phase, convenient for formulating serums, creams, lotions and gel-type skincare products.
Strict Quality Control
High purity ≥99%, stable batch consistency, support third-party independent lab testing.
Full Technical Support
Supply complete technical files, provide reference formulation suggestions for your R&D team.
How Cysteamine Hydrochloride Works In Skincare Formulations
Cysteamine Hydrochloride interferes with melanin synthesis pathway, limiting excessive melanin production and deposition in skin layers. Topical application helps lighten existing pigmented spots and prevent new pigment accumulation.
Note: Formulators need to do pH adjustment, compatibility test and finished-product safety assessment. Final effect depends on formula system, usage concentration and auxiliary ingredients.
Main Application & Suitable End-Products
Core Formulation Benefits
- Inhibit excessive melanin production
- Fade dark spots and pigmented marks
- Brighten dull and uneven skin tone
- Water-soluble active, easy for water-phase processing
- Suitable for brightening repair skincare series
Recommended Finished Products
- Skin brightening facial serum
- Spot-correcting cream & lotion
- Hyperpigmentation repair gel
- Brightening facial mask
- Even-tone skincare ampoules
Formulation Guide: Dosage, Usage & Important Notes
Recommended addition range: 0.5%-2.0% for skin brightening cosmetic formulas. Adjust dosage according to product positioning and safety evaluation.
Dissolving method: Add to water phase, stir gently to fully dissolve. Avoid high-temperature long-time heating process.
Suggested compatible ingredients: Can be matched with niacinamide, alpha arbutin, hyaluronic acid for synergistic brightening and moisturizing effect.
Critical formulation reminders
- Sensitive to oxidation; adopt anti-oxidant auxiliary system in formula to protect activity.
- Pay attention to finished-product pH adjustment, complete stability & irritation test is necessary.
- Avoid direct contact with strong oxidizing substances.
- Raw material must be stored away from air, moisture and light.
- Seal package immediately after opening, use up quickly.
- Only for cosmetic raw material use, strictly follow cosmetic safety specification.


Packaging, MOQ & Global Shipping
- Small package: 1kg /5kg aluminum foil bag with inner PE bag
- Bulk package: 25kg fiber drum
- Custom package: Custom label service for large-volume orders
- MOQ: 1kg
- Shipping: DHL, FedEx, air freight, sea freight, global door-to-door delivery
- Lead time: 3-7 working days for sample; 7-15 working days for bulk order
Storage & Shelf-Life
Storage Conditions
Store in tightly closed container. Keep in cool, dry, dark place. Protect from light, moisture and air exposure. Seal well after opening and use as soon as possible.
Shelf Life
2 years under original sealed and proper storage environment.
Certifications & Documents
- GMP compliant production workshop
- COA, MSDS, TDS documents available for each batch
- Accept third-party lab testing
- Qualified for cosmetic brightening raw-material formulation
Frequently Asked Questions
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Q1: What is Cysteamine Hydrochloride used for in cosmetics?
A: It is a skin brightening active raw material, mainly used to improve dark spots, hyperpigmentation and uneven dull skin tone. -
Q2: Is Cysteamine HCl water-soluble?
-
Q3: What is the recommended dosage for cosmetics?
-
Q4: Can you offer COA and MSDS documents?
-
Q5: Do you provide free samples?
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Factory Address: Xi'an, Shaanxi, China







