I bought it, too. I'm going to start drinking tomorrow. There is no definite statement about the specific time, so guess when to drink it.

Sanbaitang

Ingredients: Atractylodis Rhizoma, Radix Paeoniae Alba, Poria, and Glycyrrhrizae Radix.

Efficacy is suitable for rough skin, chlorosis, chloasma and pigmentation caused by deficiency of qi and blood and cold.

Usage: Fill a spoonful of powder-about15g at a time, brew with boiling water for 3-5 minutes, and serve as tea. Don't drink the slag below, just drink the soaked water.