Hello
Pure-EGCG™ (Green Tea Extract, 98% EGCG) Solubility information from the product detail page:
]Solubility: Dispersible in a creamy texture. or gel texture
so it cannot be dissolved in water directly If a direct soluble type is required, Licorice Extract (
Licochalcone A ] is required.
Licochalcone A 1%) or
Dipotassium Glycyrrhizate . Other types are not directly soluble in water. Be careful of the usage rate.
Mandelic Acid if used in excess. 5%, check for solubility because even though it is directly soluble in water But can not dissolve in high quantities, it is recommended to use 2-3% of the formula, there will be no problem.