Baby toothpaste

Kailan po kayo nagstart using baby toothpaste? I have tiny buds stage 1 toothpaste (ang sabi for 3months and up siya) but not sure if i can put toothpaste na (kasi may flavor, baka naman ayaw na niya magmilk after ? ) Hnd pa kasi nagrespond pedia niya , 3mos and 1week si baby ngayon