The invention discloses a functional food composition for weight loss and blood fat reduction, which is composed of the following raw materials in parts by weight: 10-20 parts of honeysuckle, 15-25 parts of dried bitter gourd, 5-15 parts of cassia seed, 5-15 parts of hawthorn, lotus leaf 5‑15 parts, 5‑15 parts of jujube, 5‑15 parts of chrysanthemum, 5‑15 parts of dried cucumber, 5‑15 parts of dried loofah, 5‑15 parts of dried apple. The present invention has the effects of weight loss, blood fat reduction, heat clearing and laxative, etc., and is suitable for patients with symptoms such as fat and sweet food, heavy phlegm and fire, bad breath, dry mouth, impatience, constipation, red tongue, yellow and greasy coating, slippery and rapid pulse, etc. Obese patients with gastrointestinal heat accumulation and hyperlipidemia. The raw material is a combination of traditional Chinese medicine, vegetables and fruits, which can reduce blood fat while losing weight, and has dual effects of nutrition and treatment. It can be taken for a long time and is safe and healthy.