Atoms are the building blocks of matter. They are the smallest particles of an element that still have the elementâs properties. Elements are pure substancesâsuch as nickel, hydrogen, and heliumâthat make up all kinds of matter. All the atoms of a given element are identical in that they have the same number of protons, one of the building blocks of atoms.
During pregnancy, take a prenatal vitamin each day that has 600 micrograms of folic acid in it. You need more folic acid during pregnancy to help your baby grow and develop. Your health care provider can prescribe a prenatal vitamin for you. Or you can get prenatal vitamins over the counter without a prescription.
Some examples of these benefits: 1  Strong bones. A combination of calcium, vitamin D, vitamin K, magnesium, and phosphorus protects your bones against fractures. 2  Prevents birth defects. Taking folic acid supplements early in pregnancy helps prevent brain and spinal birth defects in offspring. 3  Healthy teeth.