There are some that are still home grown, although they aren t as popular as those that are commercially supplied. In general, nutritional supplements are taken to help with diets that are missing vital nutrients and minerals. They come in many different forms as stated above, and provide one or more of vital sources such as vitamins, minerals, herbs, and amino acids. You need to eat the right foods of course, although you also need to supplement the food you eat with the necessary vitamins your body needs to stay in shape and keep your heart working healthy for a long time to come. If you don t consume the right nutrients, you won t be doing your heart any favors - and may end up having problems later on in life. Even though you may be on a healthy diet, you may not be getting what you need of the B vitamin family. If this happens to be the case, you should look into vitamin supplements that will give you the doses of the B vitamins you need. Although you may not realize it, going without B vitamins can be very bad on your body and your health. Keep in mind that you should never replace food with vitamins, as they are more less meant to give you additional nutrients and minerals. Anytime you aren t able to eat the right food, you should always turn to vitamin supplements to give your body what it needs. Supplements and vitamins are one of the best investments you can make, as everyone needs vitamins in their body. Even though they are still in development stages, research has proven them to be very effective when compared to the other types of products. The best sources for vitamin B3 niacin include beef, pork, turkey, beets, veal, fish, chicken, salmon, tuna, and peanuts. You can also get supplements that contain B3 niacin as well, which can give your body the amounts it needs. Phytonutrients are nutrients found in the skins of several fruits and vegetables, which give the food color as well as flavor and scent. Phytonutrients are quite simply the best types of antioxidant foods that you can find anywhere. If you are looking for a supplement value, the coq10 offers you a high level of antioxidant value.