Rehmannia Eight (Zhi Bai Di Huang Tang) | Herbal Tincture

Rehmannia Eight, also called Eight Flavor Rehmannia or Zhi Bai Di Huang Tang, is a classic Chinese medicine formula in liquid tincture form. It is traditionally used to tonify Kidney yin, nourish Liver blood, and clear deficiency heat. root + spring makes it in the USA in a 1 oz dropper bottle, which is roughly a 10 day supply.

It is traditionally used for yin deficiency with heat signs, a pattern where the body's cooling, nourishing fluids have been worn down by overwork, aging, or constitution. Think of an engine running hot without enough coolant. Typical signs include night sweats, hot flashes, flushed cheeks, sweaty palms and soles, restless sleep, dizziness, ringing in the ears, and lower back aches.

Yes. In the West it is most commonly used to support women through the heat signs of menopause, such as hot flashes, night sweats, and "steaming bones," a deep internal heat that feels as if it comes from the bones. In Chinese medicine these signs reflect yin deficiency with heat, and the formula is designed to slowly replenish the body's cooling reserves over time.

Rehmannia Eight is the classic Six Flavor Rehmannia formula (Liu Wei Di Huang) with two added herbs, Anemarrhena root (Zhi Mu) and Phellodendron bark (Huang Bai). Both are cooling herbs that clear deficiency heat. Rehmannia Six is the gentler foundation for nourishing Kidney yin, while Rehmannia Eight is chosen when yin deficiency comes with noticeable heat, like night sweats or hot flashes.

Yes. Although it is best known for menopausal heat signs, the formula is equally appropriate for men with significant yin deficiency. Men in this pattern might notice night sweats, a hot or flushed feeling in the afternoon or evening, lower back aches, fatigue, ringing in the ears, or poor sleep. The underlying pattern, not gender, decides whether it is a good fit.

It contains prepared rehmannia (Shu Di Huang), Cornelian cherry (Shan Zhu Yu), Chinese yam (Shan Yao), tree peony root bark (Mu Dan Pi), Asian water plantain (Ze Xie), Poria (Fu Ling), Anemarrhena root (Zhi Mu), and Phellodendron bark (Huang Bai). The first three nourish, the next three gently drain and balance, and the last two clear heat.

Shake well, then stir 1 to 2 droppers (about 1/2 teaspoon) in warm water or juice 2 to 3 times daily, or take 1 full teaspoon 2 to 3 times daily for the augmented serving. Place it in hot water to evaporate some alcohol if you like. Because it replenishes slowly, most people take it for at least a month, often longer.

Avoid it during pregnancy or breastfeeding unless a practitioner advises it. Because the formula is rich and cooling, it may not suit people who feel cold easily or have loose stools and weak digestion. If you take prescription medicines or hormone therapy, check with your doctor first. Night sweats and hot flashes can have many causes, so it is wise to have new symptoms checked.