Can Kidney Nourishing Pills treat excessive graying of hair?

If premature graying of hair is caused by deficiency of liver and kidney and insufficient essence and blood, it can be treated with Tonifying Kidney and Nourishing Blood Pill, which can improve the symptoms.
Tonifying Kidney and Nourishing Blood Pill is a kind of Chinese patent medicine, the main ingredients of which include wolfberry, black bean, cuscuta, bone marrow, cow’s knee, angelica sinensis, etc. In the clinic, it can be used to tonify the liver and kidney and benefit the essence and blood, and it can treat the symptoms of weakness and premature whitening of the beard and hair caused by deficiency of the liver and kidney and insufficient essence and blood, which may be accompanied by symptoms such as tinnitus, deafness, lumbar and knee soreness, mental depression, etc. The adverse effects and contraindications of Tonifying Kidney and Nourishing Blood Pill are not clear.
Adverse reactions and contraindications of tonifying kidney and nourishing blood pill is not clear, weak spleen and stomach, vomiting and diarrhea, abdominal distension and loose stools (feces thin and unshaped), cough and phlegm with caution.
According to Chinese medicine, there are three main causes of gray hair: gray hair due to kidney yin deficiency, which can be accompanied by dizziness, tinnitus, deafness, lumbar and knee pain and weakness, frequent urination at night and other symptoms.
Ying blood deficiency and heat to gray hair, can be accompanied by scalp burning, itching, false annoyance (body heat caused by the annoyance) sleeplessness, insomnia, poor memory and other symptoms; liver stagnation and stagnation of qi to gray hair, can be accompanied by depression, upset and irritability, chest tightness and other symptoms.
If premature graying of hair is not caused by deficiency of the liver and kidney, it is not recommended to take Kidney Nourishing Pills. The use of the drug should be under the guidance of the doctor’s diagnosis, should not be taken on their own, in order to avoid adverse reactions.