Any one is using dove messaging oil.. Is it safe.. Can I apply for head to toe?

Pls mommies I need your help my baby is 3 months old she's on BM .. I have observed from past few days she's not taking milk properly n if she drink the milk time would be only 5 min not more than that... most of the time she's playing watching lights and fan... till last month her weight was ok but now m little worry about same n pls tell me it's how much she should drink milk ??? what would be the reason she drink less milk pls reply

Mera 10 days old baby boy h uska breastfeeding se pet ni bhrta h to kya bahar ka milk usk liye thk h aur nipple me crack bhi h to usk liye hm jyda pil bhi ni pate h