In Traditional Chinese Medicine,
熟地 is the cooked / steamed form of
地黄 (dìhuáng, rehmannia root). The raw form
生地 (shēngdì, raw rehmannia) is cooling; processing it with
黄酒 (huángjiǔ, yellow wine) yields
熟地, which is warming and used to nourish blood and yin.
