Your baby resembles a tadpole more than a human, but is growing fast. The circulatory system is beginning to form, and the tiny heart will start to beat this week. Your baby is the size of a sesame seed. Read about your pregnancy at 5 weeks.
Stores of B12 can last for up to a year. Foods high in Vitamin B12 include shellfish, liver, fish, crab, fortified soy products (tofu, soymilk), fortified cereals, red meat, low fat dairy, cheese, and eggs.
Food Sources of B Vitamins and Vitamin D. B vitamins are found in a wide variety of foods including protein rich foods such as fish, poultry, meat, eggs and dairy.In addition, leafy green vegetables, beans and peas contain B vitamins, while breads and cereals often have added B vitamins.ood Sources of B Vitamins and Vitamin D. B vitamins are found in a wide variety of foods including protein rich foods such as fish, poultry, meat, eggs and dairy.