gain weight

hi im a 21 female i have got 3kids of my own and the worst thing is i only weight 95pds i eat so much i eat what i can at tymes thou i try to gain weight but once i start eating i feel like i cant eat much i would try a little then that it im full i me i would love to have thoses sexy curves or nice thighs and a really nice buttucks but i dont know when i try eating milkshake avacados chese i see nothin happenin i tried vitam suppements bu nothing is working please if anyone can help me or know of a product website or something they tried that worked please im as desperate as it is …............