Justlong Imp. & Exp. Co., Ltd.

L-Glutathione Reduced

L-Glutathione Reduced
Product Detailed

1. Enhancing the immune system:
2. Antioxidant and free radical scavenger
3. Regulator of other antioxidants
4. Detoxifying

L-Glutathione Reduced is a tripeptide which consists of glutamic acid, cysteine, and glycin. And it comprises a major portion of cellular nonprotein thiols, plays a central role in a diverse group of cell metabolic functions.

Glutathione is soluble in water, dil alcohol, liq ammonia, dimethylformamide, not in grain alcohol, aether and acetone. Its solid is relative stable. And its solution is easily oxidized in the air. Two molecules also the lively reduced glutathione-condensation of the disulfide bonds, are oxidized glutathione (GSSG).


Glutathione is widely applied to food, pharmaceutical, cosmetic and other fields. R&D L-Glutathione is respective listed in our country “863 Plan” and other emphases items. We, Huzhou Longs Biochem Co., Ltd. taking on the industrialization of this “863 Plan” item, batch-produce L-Glutathione via microbe fermentation, separation, purification and other modern bioengineering techniques. And L-Glutathione has been already put in home and abroad markets.



Enhancing the immune system:

Body’s immune activity, involving unimpeded multiplication of lymphocytes and antibody production, requires maintenance of normal levels of glutathione inside the lymphocytes.

Antioxidant and free radical scavenger:

Glutathione plays a central protective role against the damaging effects of bacteria, viruses, pollutants and free radicals.

Regulator of other antioxidants:

Without glutathione, other important antioxidants such as vitamins C and E cannot do their job adequately to protect your body against disease.

Detoxifying agent:

Another major function of glutathione is in the detoxification of foreign chemical compounds such as carcinogens and harmful metabolites.

Skin whitening:

Dermatologists prescribe Glutathione for its only side effect: whitening of dark skin. People with darker skin tone report that taking Glutathione capsules along with vitamin C for three to six months or more actually lightens the color of their skin.







Reduced Form

 Oxidized Form




A white crystalline powder

Appearance of solution

Clear and colorless

specific optical rotation

[a]D20:-15.50% ~-17.50%

[a]D20: -95.00% ~-101.00%

 Heavy metals















 Iron (FE)



Loss on drying







98.0% ~ 101.0%

98.0% ~ 101.0%




Reference Dosage


1.Ordinary food: Per 100 kg (dry matter) add 3~5 g L-Glutathione Reduced (pure product base) pure product base)

2.Functional oral health care products or oral cosmetics: Each person take 50~100 mg per day (pure product base)

3.Seasoning or flavoring: Per 100 kg (dry matter) add 3~5 g L-Glutathione Reduced (pure product base)

4.Functional beverages or preservation solution: Per 1 kg add 4~6 g L-Glutathione Reduced (pure product base)




Package and Storage


1,5,10, 25 kg/bag, drum. Shelf life is 2 years. Put in dry and cold place. Unused should be isolated from the air or other oxidizing substances sealed storage and used up as soon as possible



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