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L Glutathione Reduced

Product Name Reduced L-Glutathione Powder
Other Names L Glutathione Reduced, Reduced L Glutathione, GSH, GSH Powder, Gamma-Glutamyl-Cysteinyl-Glycine, Glutathione Tripeptide
CAS Number 70-18-8
Molecular Formula C10H17N3O6S
Molecular Weight 307.32 g/mol
Applications Personal Care, Dietary Supplements, Functional Foods, Animal Nutrition, etc.
Package 1kg,5kg/bag, 25kg/drum


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L Glutathione Reduced

What Is Reduced L Glutathione?

Reduced L-Glutathione is a tripeptide consisting of glutamic acid, cysteine, and glycine. It is one of the most abundant antioxidants within cells.

L Glutathione Reduced VS L-Glutathione

These two ingredients are two forms of glutathione.

Structurally, there is no difference between the two. They are all tripeptides composed of glutamate, cysteine, and glycine.

Reduced glutathione is an active form with powerful antioxidant capabilities that can neutralize free radicals and protect cells from oxidative damage. L-glutathione is the specific chemical form of reduced glutathione and refers to the left-handed isomer of glutathione. Some studies use it as an ingredient in drugs or cosmetics to provide antioxidant and skin-protective effects.

In summary, the two forms have no structural or functional differences. However, L-glutathione is more commonly used to describe the specific chemical form of glutathione. Reduced l glutathione is more commonly used to describe its antioxidant and redox balance-maintaining functions.

Common L Glutathione Reduced Powder Specifications

TypeAmino acid
AppearanceWhite or off-white crystalline powder
Purity98% or higher
Particle Size≤ 100 mesh
Other IngredientNone
CertificationsISO, GMP
SolventEthanol, Methanol, Water
Water Content≤ 5%
Test Method HPLC, UV-Vis spectrophotometry, Titration
MOQ (minimum order quantity)1kg
SampleAvailable (10-20g/bag)
OEM ServiceAvailable, such as capsules, tablets, pills, etc.
ODM ServiceAvailable
Private LabelAvailable
Contract ManufacturingAvailable

Reduced L-Glutathione Sources And Its Manufacturing Process

The primary source of L-glutathione powder is microbial fermentation. Specifically, certain strains of bacteria or yeast are selected and cultured in a controlled environment, typically using a suitable growth medium. These microorganisms are genetically engineered or naturally capable of producing high glutathione levels.

During fermentation, the microorganisms metabolize the nutrients in the growth medium and synthesize L-glutathione as a byproduct. The culture broth containing the microorganisms and the desired L-glutathione is then harvested.

After harvesting, the L-glutathione is typically extracted from the culture broth by cell disruption methods, such as mechanical or enzymatic techniques, to release the intracellular contents. The resulting solution undergoes filtration, clarification, purification, and drying to obtain the final L-glutathione powder.

It’s worth noting that microbial fermentation is the most common and efficient method for large-scale production of L-glutathione. The specific microorganisms and fermentation techniques used may vary among manufacturers, but the overall process remains similar. There are also natural food sources of glutathione, such as fruits, vegetables, and animal products. Still, these sources are not commonly used for commercial L-glutathione powder production due to the low yield and practical limitations.

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What Are Reduced L-Glutathione Benefits?

  1. It is a highly productive antioxidant that aids in safeguarding cells against oxidative stress instigated by free radicals and reactive oxygen species. It can neutralize these harmful compounds and prevent cellular damage associated with various chronic diseases and aging.
  2. It is crucial in the body’s detoxification processes. This ingredient binds to toxins, heavy metals, and other harmful substances, facilitating their removal from the body through urine or bile. By supporting detoxification, L-glutathione helps reduce the burden of harmful compounds on the body.
  3. L-Glutathione Reduced is involved in regulating and properly functioning the immune system. It helps enhance the activity of immune cells, supports the production of cytokines (messenger molecules of the immune system), and aids in removing damaged cells.
  4. It is often associated with skin health benefits. It is believed to have skin-lightening and brightening effects by inhibiting melanin production, the pigment responsible for skin color.

Buy L Glutathione Reduced On Nutri Avenue

Nutri Avenue is your reliable online destination for purchasing L-Glutathione reduced powder. Nutri Avenue prioritizes quality and customer satisfaction by providing L Glutathione powder in bulk quantities for convenience. Our user-friendly website allows for easy browsing and selection, making ordering seamless. With Nutri Avenue, you can trust that you’re getting a premium ingredient that meets your expectations.

Reduced L-Glutathione Powder manufacturing process


The “L” in L-glutathione refers to the specific form of the amino acid cysteine in the glutathione molecule.

Yes, glutathione and L-glutathione are the same thing.

Glutathione reduced and L-glutathione refer to the same compound, indicating the active and natural form of glutathione.

L-glutathione is a naturally occurring compound found in the body.

The FDA does not approve individual ingredients like L-glutathione, but it does regulate its use in certain medical treatments.

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