L-Glutathione 99%

L-Glutathione is a tripeptide antioxidant that helps protect against oxidative damage, it’s also effective for skin lightening and skin brightening purposes.

We offer a high purity grade which can be added to your favourite base cream or water-based formula for an antioxidant boost. It has a strong sulphuric smell and can be easily incorporated into the water phase of product formulations. L-Glutathione is only soluble in water, and remains stable under a pH range (between 3.5-6.6).


How to use it

Recommended dosage is 4-10%. Add 4 – 10g of active to 100g of your cream base or water-based formula.

Compatibility of L-Glutathione;

Although its effects in creams for skin lightening is generally slow and gradual it tends to boost the effects of other skin lightening ingredients when combined together.

It is compatible with most actives including;  Niacinamide, Bearberry extract, Licorice root extract, Alpha Arbutin, and Kojic acid Dipalmitate.

Note: Avoid mixing too many powders into one lotion, aim for no more than 3 active skin lightening ingredients in one formulation.


  •  only soluble in water
  •  highly unstable molecule as such careful preparation and storage is needed
  • Store your  powder in the fridge to ensure it remains potent and effective for future use.

Recommended level: 4-10%

Solubility: Soluble in water

Storage: Protected from direct light and humidity at a temperature of 15°-25°C (59°-77°F)


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