Which brand should I buy for Sanqi?

Wenshan Fuwanjia, Miaoxiang and Tongrentang are all good. Just choose the powder of the main root of panax notoginseng. Notoginseng Radix, like the taproot of Notoginseng Radix, is rich in effective components such as total saponins of Notoginseng Radix, polysaccharides of Notoginseng Radix, and flavonoids, and has the functions of stopping bleeding, promoting blood circulation to remove blood stasis, relieving swelling and pain, nourishing and strengthening, resisting fatigue, resisting anoxia and resisting aging.