Reddit reviews Indigo Pigment - Lab Tested Powder, Qing Dai Fen, Polygonum Tinctorium, 1lb Bulk Herb Powder

Indigo Powder - easy to put in capsules, add to decoctions, or use topically. (Unlike most powders, this does NOT mix well with hot water, to drink like a tea.)Made at GMP internationally certified facilities. (Good Manufacturing Practices) In addition to the laboratory testing required by the different GMPs, nuherbs Co. conducts additional testing for contaminants such as heavy metals, mircobacteria, and pesticide residues.Dual testing is done by independent laboratories in the United States and the factory’s in-house laboratories in China. This is one of the few companies that does dual testing.Pharmacopeia Grade - meets or exceeds standards of Chinese Pharmacopeia guidelines. Simply put, the quality of pharmacopeia herbs is better than commonly used food grade herbs to ensure they deliver their intended effect.This is an authentic nuherbs Brand registered trademark product. To assure the quality of these herbs, they are packaged in a tamper proof, safety sealed nuherbs Lab Tested bag. Origin: China.