Yin tonics are generally sweet, cold, enriching and cloying. They are inappropriate for spleen or stomach deficiency, internal dampness or phlegm, abdominal distension, and/or diarrhea.
General Symptoms by System:
Lung Yin Deficiency - dry cough, loss of voice, thirst, dry throat, dry skin, spitting up thick sputum, chronic cough, low-grade afternoon fevers, night sweats, coughing up blood, a thin rapid pulse.
Stomach Yin Deficiency - lack of appetite, irritability, thirst, dry mouth, constipation, occurs often after severe febrile diseases.
Liver Yin Deficiency - visual acuity, dry, dull eyes, night blindness, dizziness, tinnitus, dry nails, low grade sensation of heat, red tongue, dry mouth and throat, fast and thin pulse.
Kidney Yin Deficiency - many chronic diseases, dizziness, tinnitus, weakness of the lower back and knees, heat in the five palms, afternoon low-grade fever, diminished sexual function, scanty and ark urine, a red and dry tongue, and a thin pulse without strength (usually with liver yin deficiency).