Download. Niacin is a water-soluble B vitamin also known as vitamin B3. This means that niacin is not stored in the body. You need to eat foods rich in niacin every day. Niacin helps your body use fat, protein and carbohydrates from foods to make energy.Niacin helps over 200 enzymes (natural chemicals in the body) to function normally in your body by helping your body use other B vitamins, and make DNA.iacin helps your body use fat, protein and carbohydrates from foods to make energy. Niacin helps over 200 enzymes (natural chemicals in the body) to function normally in your body by helping your body use other B vitamins, and make DNA.
Trying to Conceive: Your Ovulation Calendar. Many couples rely on ovulation predictor kits, or OPKs, to identify when the woman is most fertile. OPKs can detect a surge in the production of luteinizing hormone (LH), which occurs roughly 36 hours before ovulation. By timing intercourse shortly after the LH surge, you can increase your odds of bringing sperm and egg together at the time when conception is most likely to occur.
Testing your hormone levels with an ovulation predictor kit (OPK) is another method. There are two kinds of kits: The most common type tests your urine, and the other tests your saliva. Both show a positive result in the days before you ovulate, giving you time to plan ahead for baby-making sex.