Endurance Products supplements are specially formulated to support active bodies! Whether you're a weekend warrior or a competitive athlete, your body needs special nutritional support to meet the demands of regular training and fast recovery.*
Sustained Release Nutrition
Slow and steady release over several hours to maximize nutrient absorption. Inspired by the way our bodies naturally process food.
Shop SupplementsProviding high-quality, sustained-release supplements since 1978.
ENDUR-ACIN®
Targeted Support for Cholesterol Balance
ENDUR-ACIN® Extended Release Vegetable Wax Matrix Niacin is a unique dietary supplement designed for men and women interested in advanced support for heart health and cholesterol balance.*
Learn More Buy Now
How Our Sustained Release Technology Works
- 1st Hour
- 2nd Hour
- 3rd Hour
- 4th Hour
- 5th Hour
- 6th Hour
Vegetable Wax Matrix
Allows tablets to enter the intestine, dissolving slowly.
Gently Processed
Free of heat, moisture or solvents for optimal nutrient stability.
Clean Formula
Easy-to-swallow tablets, no sugar coating, no unwanted ingredients.
Slow, Steady Release
For optimal nutrient absorption and tissue retention.
Digestive Comfort
Formulated for regular use, free of stomach upset.
Product Categories
View All Categories
ENDUR-ACIN®
For decades, our technologically advanced niacin products have been the preferred choice for consumers, researchers, and doctors. Choose extended release ENDUR-ACIN (enduracin) to absorb your niacin over time, or our Plain Niacin for immediate release with advanced tablet delivery.*
Learn more
Healthy Digestion & Gut
Endurance Products supplements are formulated to fortify your digestive health. Your healthy gut is the gateway to fully absorbing the nutrients that your body needs, and our dietary supplements offer a simple yet effective way to support this critical function.*
Learn more
Optimal Everyday Nutrition
You may not be getting all the nutrients you need from your food. Fill your nutrient gaps with Endurance Products supplements. Our dietary supplements are formulated for today's active lifestyles that demand the precise delivery of daily essentials, exactly when your body needs them.*
Learn moreHeart Healthy
Your Heart-Smart Diet, Only Better
You would be hard-pressed to find a more delicious way to support your heart health than with a Mediterranean diet that includes plenty of vegetables, fruits, whole grains, beans, and other heart healthy foods. Plus, filling your daily plate with these foods makes it easier to pass on artery-clogging foods that can derail your efforts to maintain heart and blood vessel health. To learn more about the compelling research (and over 180 mouthwatering recipes), check out Good Food, Great Medicine.
Learn More