---
product_id: 2587916
title: "Niacin, Vitamin B-3 100 mg - 250 Tablets"
brand: "source naturals"
price: "HK$140"
currency: HKD
in_stock: true
category: "Source Naturals"
url: https://www.desertcart.hk/products/2587916-niacin-vitamin-b-3-100-mg-250-tablets
store_origin: HK
region: Hong Kong
---

# 100 mg Niacin for energy boost Non-GMO, clean supplement Made in USA, cGMP certified Niacin, Vitamin B-3 100 mg - 250 Tablets

**Brand:** source naturals
**Price:** HK$140
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your energy, naturally — the smart millennial’s daily boost!

## Quick Answers

- **What is this?** Niacin, Vitamin B-3 100 mg - 250 Tablets by source naturals
- **How much does it cost?** HK$140 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/2587916-niacin-vitamin-b-3-100-mg-250-tablets)

## 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

- • **Daily Vitality:** One tablet a day keeps fatigue at bay—simple, effective energy support
- • **Trusted Legacy:** Over 40 years of quality you can count on 🇺🇸
- • **Clean & Conscious:** Non-GMO and allergen-free for mindful wellness 🌿
- • **Metabolic Powerhouse:** Supports 50+ enzymatic reactions fueling your daily energy ⚡
- • **Skin & Hormone Harmony:** Promotes healthy skin and balanced hormone production for holistic health

## Overview

Source Naturals Niacin delivers 100 mg of pure Vitamin B-3 in a Non-GMO, allergen-free formula designed to support over 50 metabolic processes including energy production, nervous system function, and hormone synthesis. Manufactured in the USA under strict FDA cGMP standards, this 250-tablet bottle offers a trusted, daily supplement for professionals seeking clean, effective vitality.

## 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 |
| ASIN  | B001B4OYYC |
| Age Range Description | Adult |
| Allergen Information | Corn-Free, Dairy Free, Egg Free, Gluten Free, Soy Free |
| Best Sellers Rank | #108,270 in Health & Household ( See Top 100 in Health & Household ) #191 in Vitamin B3 (Niacin) Supplements #4,032 in Sales & Deals |
| Brand Name | Source Naturals |
| Container Type | Bottle |
| Customer Reviews | 4.4 4.4 out of 5 stars (799) |
| Date First Available  | May 31, 2004 |
| Department  | Health and Beauty>Health and Wellness |
| 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 |
| Item model number  | SN0502 |
| Manufacturer | Source Naturals |
| 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 |
| Product Dimensions  | 1.83 x 1.83 x 3.32 inches; 2.72 ounces |
| 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

![Niacin, Vitamin B-3 100 mg - 250 Tablets - Image 1](https://m.media-amazon.com/images/I/61Z0Bkte1XL.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

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.hk/products/2587916-niacin-vitamin-b-3-100-mg-250-tablets](https://www.desertcart.hk/products/2587916-niacin-vitamin-b-3-100-mg-250-tablets)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-09-20*