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Longevity Vitamin Ergothioneine (EGT) Natural Antioxidant CAS 497-30-3

Availability:
Quantity:
  • 99% Ergothioneine

  • Nanjing Gemsen

  • CAS 497-30-3

Introduction:

Product Name

Ergothioneine; EGT

Molecular Formula

C9H15N3O2S

Appearance

White powder

Grade

Cosmetic Grade

CAS NO.

497-30-3

Sample

Available


Ergothioneine (EGT) is a natural compound found in high amounts in mushrooms. 

Unlike many common antioxidants, the human body has a dedicated system to absorb EGT and send it directly to organs under daily stress – the brain, skin, and liver, for example. 

Once delivered, EGT stays in those tissues for weeks, acting as a long‑lasting shield against daily wear and tear. 

This compound helps neutralize damaging molecules throughout the body, supporting a sharp mind, a healthy heart, and youthful skin. 

EGT also helps calm low-level chronic inflammation, a known driver of many age‑related concerns. 

At the same time, EGT supports the body's own natural repair mechanisms, promoting resilience from within. This versatile compound works well with other beneficial ingredients like Vitamin C, boosting their effectiveness. 

Safe for long-term use, EGT offers a practical ally for anyone looking to maintain health, cognitive function, and radiant skin over time.


Specification:

                 Items

                    Specifications

Results

              Assay (HPLC)

≥99.0% 99.90%

              Appearance

White Powder Complies
Odor & Taste Characteristic Complies
Melting Point

                          275~277℃

276℃

            Specific Rotation

                        +122°

+125.1°

            Loss on Drying

                        ≤0.50%

0.1%

        Elemental Analysis

C: 47.14±0.3% C: 47.06%
H: 6.69±0.3% H: 6.65%
N: 18.33±0.3% N: 18.38%

               Solvent 

(Ethanol, ethyl acetate

 Propanol, Isopropyl)

                          <1000 ppm

76 ppm

              Arsenic (As)

<1.0 ppm <1.0 ppm
Lead (Pb) <1.0 ppm <1.0 ppm
Cadmium (Cd) ≤ 0.5 ppm <0.5 ppm

            Mercury (Hg)

≤ 0.1 ppm <0.1 ppm
Total Plate Count ≤1000 CFU/g Complies
Yeast & Moulds ≤100 CFU/g Complies
E. Coli ≤10 CFU/g Complies
Salmonella Negative Negative
Staphylococcus aueus Negative Negative

 

Application:

1. Daily Supplements for Healthy Aging

Background – As people grow older, normal body processes create more wear on cells. Some cells – like those in the brain, eyes, and immune system – renew very slowly. Protecting them matters.

How EGT helps – Formulators add EGT to daily supplement capsules or powders (5–25 mg per serving). Once taken, EGT travels to those slow‑renewing cells and stays there for weeks. This provides steady support, not a short‑lived boost.


2. Sports and Active Nutrition

Background – Hard exercise leaves muscles tired and sore. Active individuals want to recover faster and keep performing well.

How EGT helps – Studies in animals show that taking EGT for a short period increases running endurance and lowers muscle lactate after exercise. EGT works through a natural pathway that helps cells produce energy more efficiently. Perfect for pre‑workout drinks, protein bars, or recovery mixes.


3. Skincare for Urban Stress

Background – Daily exposure to sunlight, pollution, and screen time affects skin appearance. Fine lines, dullness, and uneven tone are common concerns.

How EGT helps – EGT absorbs UV light and stays stable under heat. Skincare brands add EGT to day serums, sunscreens, and moisturizers (0.05 – 0.5 %). The compound supports skin firmness without causing redness or irritation.


4. Functional Foods and Beverages

Background – Natural colors and healthy oils in foods can change taste or go bad over time. Many consumers avoid artificial preservatives.

How EGT helps – EGT resists heat and works across a wide pH range. Drink makers add EGT to bottled teas, oat drinks, or cereal bars. The compound helps keep flavors fresh and colors stable – with no bitter aftertaste.


5. Everyday Wellness for Busy Lifestyles

Background – Long work hours, travel fatigue, or poor sleep can make anyone feel less sharp. People want simple, low‑dose solutions they can take daily.

How EGT helps – Low‑dose EGT (5–10 mg) fits well into gummies, lozenges, or water mixes. Because the body keeps EGT for weeks, missing one day does not matter – a clear plus over many other nutrients.


Q&A:

Q1. Is EGT safe for daily use?
Yes. Safety authorities in the US and Europe have approved EGT for food and supplement use. Human studies using 5–25 mg per day for several weeks reported no side effects.


Q2. Where does GEMSEN's EGT come from?
GEMSEN produces EGT through controlled microbial fermentation – not from mushrooms. This ensures every batch has the same high quality. No organic solvents are used in the final steps.


Q3. How is EGT different from vitamin C or glutathione?
Vitamin C breaks down with heat. Glutathione oxidizes quickly inside the body. EGT does neither. Plus, EGT has its own transport system, so it reaches cells that other antioxidants miss.


Q4. Can EGT be mixed with other ingredients?
Yes. EGT works well with vitamin C, vitamin E, coenzyme Q10, and many peptides. Avoid mixing with strong reducing agents if long‑term storage is needed.


Q5. Does EGT affect taste or color?
No. Pure EGT is a white to off‑white powder with no smell and no taste. This makes it much easier to use than many plant extracts.


Q6. How should EGT be stored?
Dry powder stays stable for at least two years in a closed container away from heat and sunlight. Liquid solutions at neutral pH can be kept in a refrigerator for months.


Q7. Who should talk to a doctor before using EGT?
People with known allergies to fermented products, as well as pregnant or breastfeeding women, should speak with a healthcare provider first.


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