There can be 220 pills in this pack, or smaller package, but its not a problem.. it can save some plastics.. I like 21century products because of they have reasonable price / quality and high volume packages
Energy & Circulatory Support Vitamin Supplement Gluten Free Non-GMO Suitable For Vegans Guaranteed Quality Laboratory Tested Niacin (vitamin B-3) plays a role in energy metabolism. Prolonged release vitamins slowly release nutrients into the body over an extended period of time.
International delivery
Shipping calculated at checkout
Returns & exchanges
Within 30 days of delivery
Energy & Circulatory Support Vitamin Supplement Gluten Free Non-GMO Suitable For Vegans Guaranteed Quality Laboratory Tested Niacin (vitamin B-3) plays a role in energy metabolism. Prolonged release vitamins slowly release nutrients into the body over an extended period of time.
- SKU
- 3-43721
- Brand
- 21st Century
- Category
- health / vitamins / vitamin-b-complex / vitamin-b3-niacin
- Variants
- 1
Customer reviews
bought these slow release to ease into a 500mg dosage as per Dr Bergs advice to avoid flushing and skin sensitivity. it worked, no unpleasant reactions. Great value.
Amazing product! This B Complex is one of the best supplements I’ve tried so far. The results are really impressive — I feel more energetic, focused and less tired throughout the day. It helps a lot with stress, supports the nervous system and improves overall wellbeing. Excellent quality, easy to swallow, no bad taste or smell. Perfect for daily use. Highly recommend for anyone who wants real results. Will definitely repurchase! 💯
Not my first order. No artificial ingredients. Good for energy and circulatory support and it prolongs release of vitamins over extended time. Reasonable price and lasts well with daily intake. It has helped with maintaining energy level.
Fair size. Got it to improve my energy but honetly I haven't been able to judge fairly as I am not taking it consistently but for the times I took it I did not notice a change in my energy level. I guess I need to take it daily and see the real effect
I read about it and i Love it will try it
Niacin, also known as vitamin B3, has become an essential part of my daily supplement routine, and I highly recommend it for its numerous health benefits. Since I started taking niacin, I’ve noticed improvements in my energy levels and overall metabolism. Niacin plays a crucial role in converting food into energy, which helps me stay active and focused throughout the day. Additionally, it supports healthy cholesterol levels by promoting good HDL cholesterol while helping to manage LDL cholesterol, contributing to better cardiovascular health. What I appreciate most is how niacin supports skin health, improving its texture and appearance over time. Although some forms of niacin can cause a slight flushing sensation, I found that starting with a lower dose and gradually increasing it helped me avoid discomfort. The supplement is easy to take and fits well into my daily wellness routine. For anyone looking to boost energy, support heart health, and enhance overall vitality, niacin is an excellent and natural choice. It’s a versatile vitamin that has made a noticeable difference in my health and well-being.
I’ve been using 21st Century’s Niacin Prolonged Release for a few weeks now, and I’m very satisfied with the quality of this supplement. The ingredient—niacin (vitamin B3)—is known for supporting energy production, metabolism, and a healthy nervous system, and this product delivers it in a steady, controlled-release form. The tablet size is manageable, and the package is secure and clearly labeled, making it easy to store and use daily. I appreciate the potency of the 250 mg dose, which is effective without being overwhelming. As expected with niacin, there can be a mild niacin flush, but the prolonged release helps minimize the intensity and makes the effect more tolerable. I also take it alongside folic acid and other B vitamins for a more balanced approach to wellness. There’s no unpleasant taste, and overall, this is a reliable, high-quality supplement that supports my daily energy and cardiovascular health. I’ll definitely continue using it as part of my routine.
Great quality product. It's the perfect size for me, non-flushing. I'm taking it now to control my cholesterol levels by lowering triglycerides, and I'm seeing some improvements.
Niacin Prolonged Release 250 mg supplement is a solid option for supporting heart health and improving circulation. The prolonged release formula ensures steady absorption without the flushing commonly associated with niacin. I liked the size and package quality