L-Theanine pure powder. There is not any additive or filler inside. Assay: >99%. It is fresh and there is 1.0~2.5 years shelf life available.
Characteristic: Appearance, White powder; Taste, Tasty, slightly sweet; Solubility, Soluble in water.
Suggested use: As a pure ingredient, dissolve in water, juice, drinks, or mix in smoothie, shake; or for formulation, food product, R&D (research and development); or any other proper purposes.
Generally suggested serving size for adults: Take 1/8 teaspoon of the powder (200 mg) 1 to 2 times daily. Or adjust the amount used as advised by the individual’s physician. If you want to accurately weigh the dose amount, an accurate balance (0.01g-100g) is necessary.
Storage: Store in dry place and keep away from strong direct light and heat.