From 2nd trimester, use natural body butter and natural stretch oil from moms co they are toxin free,prevents from itchiness,dry and reduces the stretch marks my personal experience

Hi You can start using stretch marks oil from 2nd trimester. You can use The Moms co stretch oil and natural body butter to prevent stretch marks. It is very effective. Also keep your diet healthy and balanced. Stay hydrated. Happy Pregnancy

You can start from 4th month.