Sore buttocks after pregnancy, need to carry out the following ways to relieve: 1, pay attention to more rest, do not walk too much, every day you can moderate activities, help relieve sore buttocks; 2, trace element deficiency, such as lack of calcium is prone to soreness, you can see a doctor to do a trace element check, if you lack of calcium, can be used under the guidance of the doctor oral calcium gluconate or calcium gluconate tablets, pregnant women also need to sunbathing, can promote skin production of vitamin D, vitamin D can promote the absorption of calcium and phosphorus. Can promote the skin to produce vitamin D, vitamin D can promote the absorption of calcium and phosphorus, but also need to pay attention to eat more calcium-containing foods, such as you can eat more shrimp, usually pay attention to the diet, do not be too single, should be diversified diet, meat and vegetables with a reasonable combination of nutrients, which is more conducive to the overall intake of nutrients.