This ingredient is recommended for use at a maximum of 0.5% in formulations.
The powder is freely soluble in water, and insoluble in oils.
Add to formulations during the cool down phase or at room temperature.
Glutathione can benefit greatly from adding chelators to formulations.
This ingredient is not fit for alkaline pH.
L-Glutathione powder is compatible with SepiWhite, GigaWhite, Vitamin C, Alpha Arbutin, Kojic Acid, and Kojic Dipalmitate.
Avoid mixing too many powders into one lotion, aim for no more than 3 active skin lightening ingredients in one formulation.