Vitamins include a variety of types, different types of vitamins eaten too much on the body of different effects, specific as follows. 1. Vitamin D: Vitamin D can cause vitamin D poisoning, nausea, vomiting, diarrhea and other gastrointestinal reactions, but also fatigue, dizziness, drowsiness and so on. A large amount of vitamin D can lead to a sudden rise in blood calcium content, can cause nerve and muscle excitability, weakness, indifference, tendon reflexes weakened, and even stiffness and coma phenomenon, the serious can also lead to cardiac failure, cardiac arrest, and so on. 2. Vitamin C: overdose of vitamin C drugs, headache, nausea, stomach cramps and other symptoms, long-term use of drugs to supplement vitamin C, can cause urate, oxalate stones, may also lead to dependence on the organism, suddenly stopping the drug and cause scurvy. 3. Vitamin E: Vitamin E eat more can lead to patients with dizziness, blurred vision, stomatitis and other adverse reactions, male long-term overdose of vitamin E, but also breast hypertrophy, hormone metabolism disorders. It is recommended that daily through the consumption of some fruits, vegetables, etc. to supplement vitamins, for vitamin deficiency patients, should follow the doctor’s prescription medication, do not blindly use drugs or increase the dose of drugs, in order to avoid serious effects.