The vitamins, which we must daily consume should be

Vitamins , we must consume daily are

Which vitamin should be stored?

Vitamin in the diet should be in

From among various alternatives we should choose the one which "is viable and consumes less" time and energy.

What happenes if a vitamin which we get through sunlight is not synthesised in the body?

Group B vitamins except vitamin B_12 should be supplied regularly in diet. Why?