Vitamins and minerals are essential for the body to develop and function properly. While most people can get all the recommended nutrients from a healthy diet, some may need additional nutrition. This is where supplements come in, providing the necessary support for the body to stay healthy. Generally, people don't need to take vitamin supplements and can get all the vitamins and minerals they need from a balanced diet.
Smokers should be aware that multivitamins with high amounts of beta-carotene or vitamin A may increase their risk of lung cancer (43, 4). Although multivitamins are usually safe for most, they are not a reliable way to get all the vitamins and minerals your body needs. Some individuals, such as older adults, vegetarians and vegans, may require higher amounts of certain vitamins or minerals. Multivitamins are supplements that contain many different vitamins and minerals, sometimes along with other ingredients.
High doses of some vitamins and minerals may be acceptable for some people, but excessive amounts can be harmful. Seballos emphasizes the importance of informing your doctor about all the vitamins and supplements you take. For men and people with AMAB who are 65 years of age or older, multivitamins do not provide cognitive benefits either. Vitamins and minerals such as iron, calcium and vitamin C are essential nutrients that the body needs in small amounts to function properly.
One study found that taking antioxidant vitamins and minerals can slow its progression and help prevent it (32, 33, 3). Although multivitamins don't usually interact with medications, if you're taking any medications that reduce blood clotting, you should talk to your doctor before you start taking a multivitamin that contains vitamin K.Unlike vitamin C which studies show is unlikely to do anything to prevent or treat the common cold, zinc may be worth it. In fact, recent studies have revealed that certain vitamins can be bad for your health. Pregnant women should be especially careful with their intake of vitamin A since excessive intake has been linked to congenital disabilities (3).
Vitamins A, C and E are antioxidants found in abundance in many fruits, especially berries and vegetables, which are believed to protect against cancer. Taking a multivitamin will not reduce the risk of the most common male cancers such as prostate, colon and lung cancers. They also noted that in previous studies vitamin E and beta-carotene supplements appear to be harmful, especially at high doses.