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B3 (Niacin)
  1. Home
  2. Health & Supplements
  3. Vitamins, Minerals & Supplements
  4. Vitamins
  5. Vitamin B
  6. B3 (Niacin)
  7. Endurance Products Vitamin…
Endurance Products

Endurance Products Vitamin B3 Niacin 250mg | Extended Release, Heart Support, Vegan, Gluten-Free (100 Tablets)

4.6
(1,065 Ratings)
Endurance Products Vitamin B3 Niacin 250mg | Extended Release, Heart Support, Vegan, Gluten-Free (100 Tablets) - main product image
All-inclusive price — duties & taxes paid, no customs charges at delivery
₹7,000₹11,050

You save ₹4,050 (37%)

37% off the seller list price

Qty
100+ bought across the US last month
Endurance Products Vitamin B3 Niacin 250mg | Extended Release, Heart Support, Vegan, Gluten-Free (100 Tablets) — Tablet
Tablet
₹7,000
₹11,050
In Stock

Estimated doorstep delivery by 2 Nov - 4 Nov from USA

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Tested and Trusted · Always Original & 100% Imported

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Sourced from US retailers
Sourced from US retailers
Factory-Sealed
Factory-Sealed
All Duties Included
All Duties Included
GST Invoice Issued
GST Invoice Issued
ExpressBox Tracked
ExpressBox Tracked
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14-Day Smile Guarantee
14-Day Smile Guarantee

Support Heart Health with Research-Backed Niacin

About this item

Endurance Products Niacin 250mg is a high-potency, extended-release vitamin B3 supplement available in India through crowcrowcrow, designed to support heart health and cholesterol levels. Manufactured in the USA, it offers optimal absorption with low flush, making it suitable for various lifestyles.

Each tablet delivers 750mg of nicotinic acid in an extended-release form, supporting gentle absorption and reducing flushing. Its vegan, gluten-free formulation contains no artificial flavors, colors, or preservatives, aligning with diverse dietary needs. Customers report improved cholesterol balance and minimal flushing, even with daily use.

In India, this supplement provides a reliable, research-backed option for heart health support, with fast delivery via ExpressBox and all duties included. Perfect for health-conscious adults seeking quality, USA-made vitamins at competitive prices.

Key Features

  • SUPPLEMENT FOR HEART HEALTH: Trusted by top clinicians nationwide, ENDUR-ACIN delivers high-potency niacin (nicotinic acid) to support heart health and help you maintain healthy cholesterol levels within the normal range*
  • EFFICIENT, GENTLE FORMULA: Each ENDUR-ACIN tablet delivers 750mg of nicotinic acid (Vitamin B3) in an extended-release form, supporting gentle absorption & helping to prevent flushing*
  • EASY TO SWALLOW: This extended-release niacin vitamin B3 supplement is made with easy swallowing in mind. Great for both men and women
  • SUITABLE FOR DIFFERENT LIFESTYLES: This supplement is created without unnecessary ingredients, making it suitable for different dietary needs. Gluten free, vegan & made without salt, sugar, starch, artificial flavors, colors, sweeteners or preservatives
  • ENDURANCE PRODUCTS CO: The multi-generational & family-owned company behind Endur has led the supplement industry for 45+ years, delivering top-quality products rooted in research while staying true to our vision. All products are manufactured in the USA

Why choose this product

Research-Backed Heart Support

Endurance Products Niacin 250mg is formulated with high-potency, extended-release nicotinic acid, supported by clinical research to aid cholesterol and heart health. Manufactured in the USA, it ensures quality and consistency for Indian consumers.

Ideal for Diverse Lifestyles

Suitable for vegetarians, vegans, and those avoiding artificial ingredients. Its low-flush, gentle absorption minimizes side effects, making it a safe daily supplement for heart health support in India.

How to use

  • Take with a meal — Consume one tablet daily with food to support heart health. For best results, take consistently at the same time each day.
  • Consult your doctor — If you are on medication or have health concerns, consult a physician before starting daily niacin supplementation.
  • Monitor your response — Watch for flushing or discomfort; if experienced, reduce dose or consult your healthcare provider.

Example scenarios

Typical situations where Endurance Products Vitamin B3 Niacin 250mg | Extended Release helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

A 45-year-old Mumbai resident with high cholesterol, seeking a reliable supplement to support heart health without flushing side effects.

How this product helps

Using Endurance Niacin, he reports improved cholesterol levels within 3 months, with minimal flush, delivered in 12-14 days via tracked import.

Nutrition Facts

Active Ingredient
Niacin (Vitamin B3)
Dosage
750mg per tablet
Allergens
Allergen-Free

How we compare

FeatureEndurance Products VitaminOthers
Formulation & Potency750mg extended-release niacin per tablet, supported by US researchIndian brands offer 250-500mg immediate-release tablets, variable quality
Price per Tablet₹70.00 per tablet₹10-₹20 per tablet, depending on brand and pack size
Quality & AuthenticityManufactured in USA, factory-sealed, verified authenticityVaries by brand, some grey-market imports, quality inconsistent
Delivery & ImportTracked ExpressBox, arrives in 12-14 daysLocal stock, immediate availability, no import delay

Product details

SKUaax8154
GTIN0729135000012
BrandEndurance Products
Size100 Count (Pack of 1)
FlavorUnflavored
Diet TypeGluten-Free
Item FormTablet

About Endurance Products

Endurance Products has led the supplement industry for over 45 years, delivering research-backed, high-quality vitamins manufactured in the USA.

Compliance & Legal

This product complies with US FDA standards; no medical claims or unverified certifications are made. No shelf-life guarantees; manufactured in the USA.

Customer Reviews

Share your experience

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FAQ, See What Others Asked

How is this Niacin supplement authentic vs local Indian options?
This Niacin 250mg supplement is sourced directly from authorized US retailers and brand partners, factory-sealed, with all duties included. It arrives in 12-14 days via tracked ExpressBox, ensuring genuine quality and formulation identical to US market versions.
Will the product I receive match the US retailer's page?
Yes. Orders are placed against the listed US retailer's page at purchase. Packaging, batch codes, and labels match US dispatch standards. Photos are taken before international handover for quality assurance.
Is this supplement suitable for Indian dietary needs?
Yes. It is vegan, gluten-free, and free from artificial flavors or preservatives, making it suitable for diverse dietary preferences in India. It supports heart health with minimal side effects.
How does this compare cost-wise to local Indian heart supplements?
Our product offers a competitive price per tablet, supported by direct import from USA, with all duties paid. It provides a research-backed, high-quality alternative to local options at a similar or better cost.
How long does it take to arrive after order?
Your order ships within 48 hours and arrives in 12-14 days via ExpressBox tracked shipping, with duties included for hassle-free import into India.
Is this product safe for daily use?
Yes. Endurance Products Niacin 250mg is designed for daily intake, with a low-flush extended-release formula supported by clinical research for heart health support.

Frequently bought together

Endurance Products Vitamin B3 Niacin 250mg | Extended Release, Heart Support, Vegan, Gluten-Free (100 Tablets)

This item:

Endurance Products Vitamin B3 Niacin 250mg | Extended Release, Heart Support, Vegan, Gluten-Free (100 Tablets)

₹7,000

Endurance Products Vitamin B3 Niacin 250mg | Extended Release, Heart Support, Vegan, Gluten-Free (100 Tablets)

This item

Endurance Products Vitamin B3 Niacin 250mg | Extended Release, Heart Support, Vegan, Gluten-Free (100 Tablets)

₹7,000

Total price:

₹25,130

You save ₹10,280 (29%) Extra

3 items selected

3 items

₹25,130

You save ₹10,280 (29%) Extra

Product Comparison

Attributes
Current
Endurance Products Vitamin B3 Niacin 250mg | Extended Release, Heart Support, Vegan, Gluten-Free (100 Tablets)
Endurance Products Vitamin B3 Niacin 250mg | Extended Release, Heart Support, Vegan, Gluten-Free (100 Tablets)Buy Now
21st Century Niacinamide 500 mg Prolonged Release Tablets, 220 Count (110 Count Pack of 2) | Energy Metabolism Support
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21st Century Niacinamide 500mg Prolonged Release Tablets 110 Count | Energy Metabolism & Skin Health Support, No-Flush Formula, Non-GMO
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NOW Supplements, Niacin (Vitamin B-3) 500 mg, Sustained Release, 250 Tabs | Supports Heart & Skin Health
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Endurance Products Niacin 500mg Extended Release | Heart & Cholesterol Support
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Endurance Products ENDUR-ACIN® Niacin 500mg | Supports Heart & Cholesterol, 200 Tablets
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Spec
Price
₹7,000
₹11,050
₹16,930
₹22,620
₹1,200
₹1,740
₹2,240
₹4,500
₹8,470
₹11,320
₹11,050
₹17,650
₹7,420
₹10,760
Rating
4.60(1,065)
4.60(5,475)
4.60(5,486)
4.30(4,877)
4.60(2,427)
4.60(2,427)
4.00(101)
Brand NameEndurance Products21st Century21st CenturyNOWEndurance ProductsEndurance ProductsLive Conscious
Item FormTabletN/AN/AN/AN/AN/AN/A
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹7,000₹11,050

You Save ₹4,050

Estimated doorstep delivery by 2 Nov - 4 Nov from USA
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Tracked from USA · duties included
Not delivered in 90 days? Full refund*
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Your Order Journey: From Purchase to Doorstep

You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you
You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you

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₹21,000+ (3× the price)
₹7,000 locked, all-in
Hard to get the original US version in India
Original US version, shipped to your door
Extra pay for Import Duties, GST, and forex fees
One price in INR, no customs charges at delivery
4–12 weeks · No tracking
12-14 days · live tracking
Grey market, no guarantee, no protection, no refund
Sourced from US retailers, India-verified, return available
Lost in transit = ₹0 back
Full protection included