Will Depo Provera or the birth control pill make me gain weight?
With any hormonal birth control method, there are possible side effects. Weight gain is a possible side effect with Depo. On average, a woman may gain about 5 – 6 pounds within the first year. Weight gain or weight loss could also be a possible side effect with the pill. Not every women on Depo or the pill will gain weight and if they do, it usually can be managed by diet and exercise.