Phytonutrients found in supplements are the extract of pigments where nutrients are concentrated, meaning that they draw the best from antioxidant foods, leaving the calories and sugar behind. Don t get the wrong idea here, fruits and vegetables are indeed good for you. They are high in antioxidants, although those that are produced commercially generally come with chemicals and such that aren t so good for you. If you happen to be pregnant, you should let your doctor know that you are interested in or taking calcium supplements, as that have been known to get into breast milk. Normally, anyone can take calcium supplements, although using them in high doses may cause different and adverse reactions. If you take calcium supplements in large doses, you may experience constipation, vomiting, nausea, a loss of appetite, a dry mouth, and a loss of appetite. Due to the high risk of toxicity, individuals should always consult with a doctor first, before they decide to start higher doses of B3 niacin. There are also niacin skin care products that are being developed as well, which contain anti-aging products, helping to treat acne and also aid in the prevention of skin cancer. When found in vegetables, vitamin A is water soluble, coming in the form of beta carotene. The beta carotene form of vitamin A can be eliminated from your body through natural processes, making it an excellent way to get vitamin A. Vitamin A is required by the body on an every day basis to maintain healthy skin and keep your eyesight on track. When you use vitamin supplements, you want to be sure that you are getting the most amounts possible. Vitamins are a great alternative to minerals and nutrients found in food, and are ideal for those who aren t able to eat the right foods. Vitamin supplements are also great for athletes or those looking for more energy, as they will supply the levels your body needs for exhaustive activity. If you happen to be on a blood thinner, such as aspirin, you should always consult with a doctor or other trained specialist before you take gingko biloba, as it is a blood thinning agent. Even though it is considered to be an energy vitamin, if you use it with aspirin it can thin your blood down a bit too much.