---
product_id: 2587916
title: "Source Naturals Niacin, Vitamin B-3, Non-GMO, 100 mg - 250 Tablets"
brand: "source naturals"
price: "S$20"
currency: SGD
in_stock: true
category: "Source Naturals"
url: https://www.desertcart.sg/products/2587916-source-naturals-niacin-vitamin-b-3-non-gmo-100-mg
store_origin: SG
region: Singapore
---

# Non-GMO, clean formula 100 mg Niacin per tablet Made in USA, cGMP certified Source Naturals Niacin, Vitamin B-3, Non-GMO, 100 mg - 250 Tablets

**Brand:** source naturals
**Price:** S$20
**Availability:** ✅ In Stock

## Summary

> 💥 Unlock your body's full potential with every tablet!

## Quick Answers

- **What is this?** Source Naturals Niacin, Vitamin B-3, Non-GMO, 100 mg - 250 Tablets by source naturals
- **How much does it cost?** S$20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/2587916-source-naturals-niacin-vitamin-b-3-non-gmo-100-mg)

## Best For

- source naturals enthusiasts

## Why This Product

- Trusted source naturals brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted Legacy:** Over 40 years of quality assurance from Source Naturals, made in FDA-regulated facilities
- • **Clean & Conscious:** Non-GMO and free from common allergens like gluten, soy, and dairy
- • **Daily Energy Boost:** 100 mg dosage designed for optimal carbohydrate and fat metabolism
- • **Metabolic Powerhouse:** Supports 50+ enzymatic reactions fueling your energy and vitality
- • **Skin & Hormone Harmony:** Promotes healthy skin and balanced hormone production for holistic wellness

## Overview

Source Naturals Niacin delivers a potent 100 mg dose of vitamin B-3 in a non-GMO, allergen-free formula. Manufactured in the USA under strict FDA cGMP standards, this supplement supports over 50 metabolic processes including energy production, nervous system function, and skin health. With 250 tablets per bottle, it’s a trusted daily essential for millennials seeking clean, effective wellness solutions.

## Description

Buy Source Naturals Niacin, Vitamin B-3, Non-GMO, 100 mg - 250 Tablets on desertcart.com ✓ FREE SHIPPING on qualified orders

## Features

- Niacin, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic.
- Niacin plays an essential role in the activities of various enzymes involved in the metabolism of carbohydrates and fats, the functioning of the nervous and digestive systems, the manufacturing of sex hormones, and the maintenance of healthy skin.*
- Suggested Use: 1 tablet daily. Please see NOTE before using.
- Over 40 Years of Trust. Source Naturals was created in 1982 by CEO Ira Goldberg to support everyone’s potential to enjoy optimal health.
- Manufactured in the USA. Manufactured in Scotts Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration (FDA).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001B4OYYC |
| Age Range Description | Adult |
| Allergen Information | Corn-Free, Dairy Free, Egg Free, Gluten Free, Soy Free |
| Best Sellers Rank | #104,509 in Health & Household ( See Top 100 in Health & Household ) #191 in Vitamin B3 (Niacin) Supplements #4,029 in Sales & Deals |
| Brand | Source Naturals |
| Brand Name | Source Naturals |
| Container Type | Bottle |
| Customer Reviews | 4.4 out of 5 stars 799 Reviews |
| Diet Type | Vegetarian |
| Dosage Form | Tablet |
| Flavor | Unflavored |
| Global Trade Identification Number | 00021078005025 |
| Item Dimensions | 1.83 x 1.83 x 3.32 inches |
| Item Form | Tablet |
| Item Weight | 2.72 ounces |
| Manufacturer | Source Naturals |
| Manufacturer Part Number | SN0502 |
| Model Name | Source Naturals Niacin 100 mg Vitamin B-3, Non-GMO - 250 Tablets |
| Model Number | SN0502 |
| Number of Items | 1 |
| Pill Coating | Uncoated |
| Primary Supplement Type | Niacin |
| Product Benefits | Energy |
| Special Ingredients | Non-GMO |
| Specific Uses For Product | Energy |
| Supplement Formulation | Individual Supplement |
| UPC | 021078005025 |
| Unit Count | 250 Count |

## Product Details

- **Brand:** Source Naturals
- **Diet Type:** Vegetarian
- **Flavor:** Unflavored
- **Item Form:** Tablet
- **Primary Supplement Type:** Niacin

## Images

![Source Naturals Niacin, Vitamin B-3, Non-GMO, 100 mg - 250 Tablets - Image 1](https://m.media-amazon.com/images/I/61Z0Bkte1XL.jpg)
![Source Naturals Niacin, Vitamin B-3, Non-GMO, 100 mg - 250 Tablets - Image 2](https://m.media-amazon.com/images/I/71p6qCpwJLL.jpg)
![Source Naturals Niacin, Vitamin B-3, Non-GMO, 100 mg - 250 Tablets - Image 3](https://m.media-amazon.com/images/I/714T6oQDudL.jpg)
![Source Naturals Niacin, Vitamin B-3, Non-GMO, 100 mg - 250 Tablets - Image 4](https://m.media-amazon.com/images/I/71DWCFIHZlL.jpg)
![Source Naturals Niacin, Vitamin B-3, Non-GMO, 100 mg - 250 Tablets - Image 5](https://m.media-amazon.com/images/I/71QVOtkcFVL.jpg)

## Frequently Bought Together

- Source Naturals Niacin 100 mg Vitamin B-3, Non-GMO - 250 Tablets
- Source Naturals Niacinamide B-3, 100 mg Dietary Supplement - 250 Tablets

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**Shop now:** [https://www.desertcart.sg/products/2587916-source-naturals-niacin-vitamin-b-3-non-gmo-100-mg](https://www.desertcart.sg/products/2587916-source-naturals-niacin-vitamin-b-3-non-gmo-100-mg)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-09-11*