Drinking water has a certain whitening effect, but it is not advisable to drink more water before going to bed, otherwise your eyes will swell up in the morning. Want to whiten skin through daily diet, make the following suggestions: 1. Eating bananas regularly is rich in vitamins A, B, C, E and iron, and also contains phosphorus and minerals that regulate the acid-base balance of human body. It is one of the best health foods for slimming and refreshing. 2. Drinking a glass of milk is rich in calcium. Drinking two cups of milk every day can absorb 3 grams of protein, which is of great benefit to strengthening physique, whitening skin and strengthening bones and teeth. 3. Beauty law: Eating well at breakfast is the most important of three meals a day. A bowl of rice porridge, some cereal and an egg can provide you with the energy you need and make you energetic all day. Drinking more boiled water can replenish water, improve breathing, regulate joints and muscles, and reduce fatigue. Generally, drinking about 2 liters a day can meet the needs. If you exercise, travel by air or catch a cold, you should drink more water. 5, often eat nuts Nuts are rich in iron and various vitamins, which can activate skin cells and have the effect of wrinkle removal and freckle removal. Bring oxygen to red blood cells.