 Randomization: Each mother will be given a unique randomly generated identification number, which will indicate the study group she is assigned to. The same ID will be labeled on the bottle containing 60 capsules. Field attendants will use these capsules for weekly supplementation ensuring the ID no of the mother and bottle ID are same. A third party ACME laboratories, Dhaka Bangladesh will prepare and supply vitamin A or placebo capsule in bottles, labeled with ID numbers from a list of numbers. The responsible personnel will keep it confidential until the end of study 