The skin of the raisin is more compact than the skin of grapes, it is connected to the raisin flesh very closely, not as good as grapes peeled down, so we are in the raisin, in order to save the trouble, many times are eaten with the skin. At the same time, eat raisin skin is still a good time to supplement the nutrients it, raisin skin is very rich in anthocyanins, anthocyanins is a strong antioxidant substances, it can protect our cardiovascular health, but also anti-aging, the body has a good health care effect.
But eating raisin skin will also have some side effects, the biggest trouble is of course the pesticide residues on the peel, modern planting fruit will play pesticides, and pesticides are likely to remain in the fruit, the pesticide residues on the surface of the peel was eaten by us into our stomachs is quite a lot of harm, so before eating raisin must be washed clean, with salt water or flour to clean raisin to make sure that the surface of the peel is completely cleaned of harmful substances. Harmful substances were completely removed, otherwise eating raisin skin will only cause damage to health.