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Vitamin B3 (Niacin): Benefits, Sources, and RDA

Watch more Vitamins and Vitamin Supplements videos: Subscribe to Howcast's YouTube Channel - Learn about Vitamin B3, also known as niacin -- its benefits, the food sources that contain Vitamin B3, and the RDA -- in this Howcast video. Howcast uploads the highest quality how-to videos daily! Be sure to check out our playlists for guides that interest you: Subscribe to Howcast's other YouTube Channels: Howcast Health Channel - Howcast Video Games Channel - Howcast Tech Channel - Howcast Food Channel - Howcast Arts & Recreation Channel - Howcast Sports & Fitness Channel - Howcast Personal Care & Style Channel - Howcast empowers people with engaging, useful how-to information wherever, whenever they need to know how. Emphasizing high-quality instructional videos, Howcast brings you experts who provide accurate information in easy-to-follow tutorials on everything from makeup, hairstyling, nail art design, and soccer to parkour, skateboarding, dancing, kissing, and much, much more. Hi, I'm Molly Lee, and I'm founder and director of, a holistic health and nutrition practice based in New York City. The recommended daily allowance for vitamin B3 for healthy male's age 19 to 30 years old is 16 milligrams a day. For females, it's 14 milligrams per day. Vitamin B3, also known as niacin, has many benefits. It's great for digestion. It helps with energy. It helps lower cholesterol. And it really is great for your mental health and brain functioning. Also, if you're diabetic, it's important to know that vitamin B3 is helpful in treating diabetes and regulating high blood sugar levels. A few good, natural sources of vitamin B3 are liver, organic chicken and beef, dark leafy green vegetables, and tomatoes. If you're finding it difficult to get your vitamin B3 from natural food sources, definitely look into the possibility of taking vitamin B3 supplements.
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