Medicinal diet and traditional Chinese medicine dietotherapy is a professional basic course. According to the requirements of the teaching plan and syllabus of this course, this course mainly teaches students the basic theories, knowledge and skills of medicated diet and Chinese medicine dietotherapy, and provides the most distinctive methods and means for comprehensive intervention and conditioning of sub-health. Medicinal diet and dietotherapy in China are divided into three parts: the first part, the second part and the middle part. The first part mainly expounds the basic theory and knowledge of Chinese dietotherapy, including the concept, content and brief history of its development. Modern research and application; Characteristics, classification and application principles of pharmaceutical nutrition; Theoretical basis and skills of medicinal nutrition. The middle part is divided into two chapters, the raw materials of medicinal diet, mainly introducing 128 kinds of food and 108 kinds of drugs commonly used in medicinal diet. According to the function of medicine and food, it is divided into 19 kinds, namely, relieving exterior syndrome and eliminating pathogenic factors, clearing away heat and toxic materials, warming interior and dispelling cold, expelling wind and removing dampness, stimulating appetite and promoting digestion, inducing diuresis to reduce swelling, eliminating phlegm and relieving cough. Each medicine and food is divided into different names, basic elements, tropism of nature and taste, efficacy, indications, usage and dosage, selection of homologous prescriptions for medicine and food, and avoidance of ingredients. Commonly used Chinese medicinal diet formulas, this paper mainly introduces 270 kinds of medicinal diet formulas commonly used in life and clinic. It is divided into 15 categories, namely, relieving exterior syndrome, clearing heat, purging, warming interior and dispelling cold, expelling wind and removing dampness, promoting diuresis and removing dampness, resolving phlegm and relieving cough and asthma, promoting digestion and relieving hangover, regulating qi and blood, calming the heart and calming the nerves, calming the liver and suppressing yang, arresting astringency and tonifying deficiency for health preservation. Each category also describes the source, ingredients, preparation and usage, efficacy and application, prescription solutions and precautions. The second part is sub-health medicated diet, which is divided into two chapters. The seventh chapter is the body sub-health medicated diet, which introduces the principle and formula of the medicated diet with symptoms of fatigue, insomnia, headache, dizziness, forgetfulness, palpitation, neurasthenia, fatigue, constipation, low back pain, halitosis, simple obesity, lumbar muscle strain and chloasma. The eighth chapter is medicated diet therapy for sexual sub-health, which introduces the principles and formulas of medicated diet for seven syndromes, such as impotence, premature ejaculation, nocturnal emission, menopausal syndrome, female Sjogren's syndrome, female sexual dysfunction and female chronic vulvar malnutrition.