Natural Antioxidant Mushroom Ergothioneine Powder
Basic Information
Mushroom Ergothioneine It refers to the naturally extracted ergothioneine.
Product Name: Mushroom Ergothioneine
Other Name: Mushroom-derived L‑Ergothioneine Powder
CAS No.: 497-30-3
Molecular Formula: C₉H₁₅N₃O₂S
Physical Form: Brown yellow powder or White to off-white free-flowing powder according to different purity
Source: Golden Oyster (Pleurotus citrinopileatus) and Shiitake fruiting bodies and mycelia
Assay: 0.5%,1%,2%,5% and 10%;99% purity ergothioneine powder produced by the fermentation way
Advantage: Non GMO, residue free, we only use water for the extraction process, and it can also be used in food and beverage
Form: We can supply in both powder form and capsule form,also can combine with other anto-oxidation material together
Specification Table
| Parameter | Specification |
|---|---|
| Appearance | brown Yellow powder |
| Purity (HPLC) | ≥ 1% |
| Moisture | ≤ 5% |
| Particle Size | 100% through 80 mesh |
| Heavy Metals | Pb ≤ 2 ppm; Cd ≤ 1 ppm; Hg ≤ 0.1 ppm; As ≤ 1 ppm |
| Total Plate Count | ≤ 1,000 CFU/g |
| Yeast & Mold | ≤ 100 CFU/g |
| E. coli, Salmonella | Negative |
| Storage | Dry, ≤25 °C, 24 months shelf-life |
Mushroom Ergothioneine Features
Science-Backed Superiority
Potent Antioxidant: 30x stronger than CoQ10 in neutralizing hydroxyl radicals
Long-Lasting Activity: Unlike other antioxidants, EGT doesn't auto-oxidize after scavenging free radicals
Manufacturing Advantages
Dual Extraction Technology: Combines enzymatic hydrolysis with supercritical CO₂ for maximum yield
Non-GMO & Allergen-Free: Certified by third-party laboratories
Stable Supply Chain: Sustainable cultivation partnerships with organic mushroom farms
Mushroom Ergothioneine benefits
High-Potency Antioxidant
L-Ergothioneine is a thiol–thione amino acid with extraordinary stability at physiological pH-resisting autoxidation-and scavenges ROS, RNS, and metal cations
Anti‑inflammatory & Cytoprotective
Shown to reduce IL‑6, IL‑1β, TNF‑α in vitro; accumulates in mitochondria and nuclei, protecting DNA
Supports Healthy Aging
Termed "longevity vitamin" due to links with reduced age-related decline, cognitive health, and metabolic support
Plant-based, Vegan, Allergen-free
Source mushroom origin avoids grains, gluten, GMOs; ideal for clean-label dietary supplements.
Application
Health Supplement Products:
Ergothioneine is a highly protective and non-toxic natural antioxidant that is not easily oxidized in water and can chelate heavy metal ions. Therefore, it is widely used in the production of pharmaceutical and health products
Food and Beverage:
Due to the outstanding antioxidant properties of Ergothioneine, it is used as a functional food, functional beverage.
Daily Chemicals:
Ergothioneine can reduce the formation of reactive oxygen species and protect cells from radiation damage. It can be used as a skin protectant to make anti-aging, sunscreen etc.
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Package and Delivery

why Choose Us

FAQ
Q1: What dosage do manufacturers typically use?
A: Commonly formulated for 5–20 mg ergothioneine per daily dose based on regulatory guidelines and consumer studies.
Q2: Can you supply documents for the product?
A: Yes, we can COA and MSDS.
Q3: Is the product non-GMO and allergen-free?
A: Yes, our material is derived solely from mushrooms; no GMOs, grains, or common allergens.
Q4: What is the typical lead time?
A: Samples available in 1--3 days; standard production time within 7 working days depending on quantity and spec.
If you are looking for a reliable Mushroom Ergothioneine Powder supplier just contact us freely
Email: sales05@xaseason.com
Wechat/WhatsApp/Phone: +86 13759929300
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