Natural Factors Vitamin B3 Nicotinic Acid Tablets are a high-quality vitamin supplement that supports nerve function, circulatory health, and energy production. Each bottle contains 90 tablets, each with a strength of 100mg. These tablets are formulated to support protein metabolism and provide essential vitamin B3 to the body. Natural Factors Vitamin B3 Nicotinic Acid 100mg Tablets are a convenient and effective way to ensure you are getting the necessary nutrients for optimal health.