My sex life seems to suck

So for the past few months hubby and I haven't really had much of a sex life. I'm never in the mood! I'm not sure how to fix this issue. I'm only 23 and we have tried talking about it. I've given him tips on what might help me get aroused but it still doesn't work! I'm really concidering looking for an over the counter supplement to help me. I've always been the "sexually active" one in our relationship but not anymore