Ergothioneine Powder 99%

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$24.90 USD

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✅ Cosmetic Grade Purity
✅ COA / TDS / MSDS Available
✅ 1g Sample to Bulk Supply
✅ Global Shipping

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A high-purity, water-soluble antioxidant active for age-support and environmental-stress skincare — available in practical paid trial sizes and commercial quantities.

Supports antioxidant protection in skin-care formulas. [R1,R3–R5]
Useful for age-support formulas exposed to oxidative and environmental stress. [R3–R5]
Water-soluble powder for serums, gels and emulsions. [R8,R10–R11]
Pack sizes: 1 g / 5 g / 10 g / 25 g / 100 g, with larger quantities by bulk quote.

FROM TRIAL SIZE TO BULK

Choose a Trial Size for formulation work, request current product information, or send your quantity, destination and specification needs for a Bulk Quote.

Product Specifications / Key Facts

Item	Information
Product name	Ergothioneine Powder 99%
INCI name	Ergothioneine [R1]
CAS Number	497-30-3 [R2]
Molecular Formula	C9H15N3O2S [R2]
Common names	L-Ergothioneine; EGT
Purity / assay	≥99%
Ingredient family	Sulfur-containing histidine derivative / antioxidant cosmetic active
Typical solubility	Water-soluble; suitable for aqueous-phase incorporation [R8,R10–R11]

Key Benefits

Supports Antioxidant Defense in Skin-Care Formulas: Ergothioneine with antioxidant and skin-conditioning functions, supporting its use in daily antioxidant skincare. [R1]

Helps Support Skin Exposed to UV-Related Oxidative Stress: Skin-cell research shows antioxidant activity under UV-related oxidative stress. [R3–R5]

Supports Firmness- and Collagen-Focused Age-Support Formulas: UVA-exposed fibroblast research found effects on oxidative stress and collagen-degradation pathways, supporting firmness-focused age-support formulas. [R4–R5]

Supports Well-Conditioned, Healthy-Looking Skin: Suitable for serums, moisturizers and eye-area products combining antioxidant support with skin conditioning. [R1,R9]

Why Formulators Choose Ergothioneine Powder

Water-soluble format for serums, gels and emulsions. [R8,R10–R11]
Typical 0.1–1.0% use range supports efficient bench screening. [R7–R8]
pH 5.0–8.0 is a practical formulation-screening range. [R8,R11]
good general heat and acid-base stability by Published and technical sources report. [R6,R8]

Typical Applications

Antioxidant facial serums and concentrates
Age-support creams, lotions and gel-creams
Eye-area serums and lightweight gels
After-sun and environmental-stress skincare
Multi-antioxidant and multi-active facial formulas

Recommended Ingredient Pairings

Recommended Ingredient	Why It Pairs Well	Product Concept	Compatibility Note
Ectoin	Adds hydration and osmolyte-based stress support.	Daily environmental-stress serum	Confirm final pH, preservation and total active load.
Hyaluronic Acid	Adds water binding and serum/gel structure.	Hydrating antioxidant serum or gel	Verify viscosity, preservation and final skin feel.
Niacinamide	Adds barrier-support and skin-conditioning value.	Antioxidant barrier-support serum	Choose a pH suitable for the complete active system and stability-test the formula.
Panthenol	Adds conditioning and comfort.	Comfort-focused antioxidant serum or lotion	Validate final pH, preservation and clarity.
Beta-Glucan	Adds hydration and comfort.	Sensitive-skin hydration serum or gel	Check viscosity, electrolyte load and preservative performance.

Quick Formulation Guide

Decision Point	Practical Buyer Guidance
Typical use level	0.1–1.0%. [R7–R8]
Phase / solubilization	Dissolve in deionized water or the aqueous phase. [R8,R10–R11]
Processing	Ambient-temperature aqueous addition is straightforward. [R6,R8]
pH screening	Use pH 5.0–8.0 as a practical screening range, then validate the finished formula. [R8,R11]
Compatibility	Screen compatibility early with strongly oxidizing systems or high transition-metal loads. [R8]
Storage / handling	Keep tightly closed, dry and protected from moisture and direct light [R8,R10]

Quality Documents and Supply Review

For purchasing approval, review the current specification and lot documentation for identity, assay method and batch-critical limits.

For bulk quantities, send your quantity, destination, specification and documentation needs before scale-up.

Why Source From Us

Start with samples scale to bulk orders – one supplier from trial to production: Validate with lab samples, then scale to commercial volumes – same quality, same team. No re-qualification, no project delays.
Formulation support that actually helps – not just a data sheet: We give you hands-on guidance on solubility, temperature, pH, and compatibility. A real formulation partner, not a catalog.
Reliable supply chain – consistent quality, on-time delivery, batch after batch: Own manufacturing facilities plus long-term partnerships with audited upstream producers ensure batch-to-batch consistency. Full documentation with every shipment. No "sample passes, bulk fails"
Export-ready documentation – compliance, customs, cleared：Complete technical documentation packages – COA, MSDS, TDS, stability data – batch-specific and regulatory-ready. We handle the paperwork so your compliance and procurement teams can focus on formulation

Scientific Evidence Snapshot

CosIng lists Ergothioneine with antioxidant and skin-conditioning functions. [R1] Skin-cell studies report antioxidant activity under UV-related oxidative stress and effects on collagen-degradation pathways. [R3–R5]Finished-product performance and sunscreen protection still depend on the complete formula and appropriate testing.