Yin deficiency is mainly manifested as: fear of heat, restlessness, burning cheeks, dry mouth and sore throat, dry stool, short red or yellow urine, insufficient body fluid in the tongue, vexation of five hearts (palms, feet and top of the head), night sweats, backache, nocturnal emission in wet dream, red tongue, thin or peeled fur, and rapid pulse. Nourishing yin, nourishing yin, nourishing yin, etc. Should be used, the drugs for yin deficiency can be Radix Rehmanniae, Radix Ophiopogonis, Rhizoma Polygonati Odorati, Pearl powder, Tremella, Cordyceps, Dendrobium, Carapax et Plastrum Testudinis, etc.

1. Foods for nourishing yin and nourishing yin: turtle, bird's nest, lily, duck, snakehead, jellyfish, lotus root, Flammulina velutipes, wolfberry head, water chestnut, raw pear, etc. , can often take alternately.

2. Examples of dietotherapy remedies for nourishing yin and yin deficiency: Tremella jujube soup (or lily lotus seed soup): Take a proper amount of tremella jujube (or lily lotus seed) and cook it into snacks to nourish yin deficiency. Turtle Erzi Decoction: 1 turtle, add 20g of Ligustrum lucidum and 20 g of Lycium barbarum, cook together, season and eat in several doses, which can tonify yin deficiency and treat low back pain, nocturnal emission, dizziness and blurred vision caused by yin deficiency of liver and kidney. Dendrobium river fish; Dendrobium 6g, 1 river fish steamed to nourish yin. Cordyceps sinensis old duck: Cordyceps sinensis 9g is cooked with 1 three-year-old male duck, and eating duck meat and duck soup can supplement yin deficiency.