---
title: "Niacinamide 100 Mg — $5K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/health-household/niacinamide-100-mg"
last_updated: "2026-08-12T07:05:18.118Z"
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description: "Amazon product research for niacinamide 100 mg: $5K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for niacinamide 100 mg: $5K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Niacinamide 100 Mg — $5K/mo Amazon US Product Research"
---
# **Niacinamide 100 Mg**
**Worth a look**
Shows low returns (0.0%), but a small market ($54K/yr) keeps it on the watch list.
Market size 14Growth 40Conversion 88Competition 52Returns 100Price range 52Avg price 65Brand share 67Review moat 49Quality gap 33
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****10.2%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Good****65%**
top-5 brand share — brands hold most of the demand
**Avg price**
**Good****$13.80**
avg listing price — sweet spot $15–$100
**Competition**
**Good****54%**
top-5 click share — leaders hold, buyers still browse
**Price range**
**Good****$5.72–$25.01**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Okay****1,633.7**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Okay****+11.6%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$54K**
$54K/yr · 39K searches
## **Is niacinamide 100 mg profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, niacinamide 100 mg is a $54K/yr Amazon United States market (39K searches/yr). The top 5 brands hold 65% of demand. Verdict: Worth a look — 53/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **niacinamide 100 mg market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **4K–5K**
- avg 100–250/product
- **Revenue / yr**
- **$55K–$69K**
- units × avg price
- **Conversion rate**
- **10.2%**
- **Avg BSR**
- **#622**
- **Page quality**
- **0%**
- **Prime**
- **90%**
- **Sponsored**
- **60%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **132 months**
- **Avg seller age**
- **159 days**
## **Competition: brands, sellers & click share**
The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**16 **▲rising
**Sellers**
**534**
**Top-5 brand share**
**65%**
Top 20: 100%
**Top-5 click share**
**54%**
Top 20: 100%
**Open market**
**30%**
- Nutricost31% - Source Naturals11% - Swanson10% - Carlyle7% - THORNE6% - Pure Encapsulations6%
## **niacinamide 100 mg demand & seasonality**
Weekly Amazon search volume, last 103 weeks — +11.6% search growth over the last 90 days.
1K600Spike '24Spike '25Spike '26 seasonDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/health-household/niacinamide-100-mg/trend)
## **Top niacinamide 100 mg search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **niacin 100mg**19K/yr+30.8%9.7% conv. - **niacinamide 100 mg**8K/yr+9.8%6.3% conv. - **niacinamide 250mg**6K/yr-11.9%8.1% conv. - **niacin 100 mg**3K/yr-5.2%11.6% conv. - **niacinamide 150 mg**2K/yr-17.3%4.2% conv. - **vitamin b3 niacinamide 100mg**1K/yr-9.5%3.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/niacinamide-100-mg/search-terms)
## **Top niacinamide 100 mg products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$5K20%$11K30%$16K40%$22K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 20 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Nutricost Niacin (Vitamin B3) 100mg 240 Capsules with Flushing**Nutricost**$11.94**4.5★2,737 rev](https://www.amazon.com/dp/B08WYVC3ZH) [2**Swanson Niacinamide Vitamin B3 Supplement for Heart-Health-Conscious Adults Supporting Joint Health and Energy Production (250 Capsules 250 mg Each)**Swanson**$12.24**4.5★400 rev](https://www.amazon.com/dp/B00068SIY6) [3**Carlyle Niacin 100mg | 300 Vegetarian Tablets | Non-GMO Gluten Free**Carlyle**$10.02**4.4★297 rev](https://www.amazon.com/dp/B09C92DZM2) [4**THORNE - Niacinamide - Non-Flushing Form of Vitamin B3 - Supports Skin Health & Provides Cellular Protection* - Niacin Supplement - Third-Party Certified - Gluten Dairy & Soy-Free - 180 Capsules**THORNE**$25.01**4.6★2,068 rev](https://www.amazon.com/dp/B0012XP4MI) [5**Pure Encapsulations Niacinamide | Vitamin B3 Supplement to Support Energy Metabolism Joint Mobility and Metabolic Function* | 90 Capsules**Pure Encapsulations**$19.67**4.6★610 rev](https://www.amazon.com/dp/B0063X0KOY)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Dr. Berg Highly-Potent Niacin 500 mg Now Only 125 mg per Capsule for Niacin Flush Tolerance Building Gradually Increase to 500mg a Day Vitamin B3 for Heart Brain & Energy Support 100 Capsules**Dr. Berg Nutritionals**$19.98**294 rev1y ago](https://www.amazon.com/dp/B0F6DJJB7Y) [**365 by Whole Foods Market Niacin 100 Mg 100 Count**365 by Whole Foods Market**$10.53**85 rev2y ago](https://www.amazon.com/dp/B0CN9NQQQJ) [**Dr. Mercola Niacinamide Vitamin B3-50 mg per Tablet - Supports Metabolic Health - Non-Flushing - Mini Tabs - Non-GMO Gluten-Free & Soy-Free - 270 Tablets(90-Day Supply)**Dr. Mercola**$24.46**447 rev2y ago](https://www.amazon.com/dp/B0CFNSNKG5) [**Carlyle Niacin 100mg | 300 Vegetarian Tablets | Non-GMO Gluten Free**Carlyle**$10.02**297 rev4y ago](https://www.amazon.com/dp/B09C92DZM2) [**Nutricost Niacin (Vitamin B3) 100mg 240 Capsules with Flushing**Nutricost**$11.94**2,737 rev5y ago](https://www.amazon.com/dp/B08WYVC3ZH)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Pure Original Ingredients Niacinamide (365 Capsules) No Magnesium Or Rice Fillers Always Pure Lab Verified**PURE ORIGINAL INGREDIENTS**$15.95**4.6★**▲ 102%**](https://www.amazon.com/dp/B07SH3B91G) [**NOW Foods Supplements Niacinamide (Vitamin B-3) 500 mg Energy Production* 100 Veg Capsules**NOW Foods**$7.45**4.6★**▲ 94%**](https://www.amazon.com/dp/B00RVJ3TJC) [**Swanson Niacinamide Vitamin B3 Supplement for Heart-Health-Conscious Adults Supporting Joint Health and Energy Production (250 Capsules 250 mg Each 2 Pack)**Swanson**$22.32**4.5★**▲ 84%**](https://www.amazon.com/dp/B07F2LTD1V) [**Earthborn Elements Niacinamide (Vitamin B3) Capsules No Magnesium Fillers No Flush**Earthborn Elements**$15.01**4.5★**▲ 83%**](https://www.amazon.com/dp/B0865JS2RK) [**THORNE - Niacinamide - Non-Flushing Form of Vitamin B3 - Supports Skin Health & Provides Cellular Protection* - Niacin Supplement - Third-Party Certified - Gluten Dairy & Soy-Free - 180 Capsules**THORNE**$25.01**4.6★**▲ 75%**](https://www.amazon.com/dp/B0012XP4MI)
**~~View all trending →~~**
## **What reviews say buyers love and hate about niacinamide 100 mg**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**24%
*“Outstanding, consistent performance”*
**Advertised Vs Actual Product**10%
*“As advertised”*
**Value For Money**8%
*“Economical”*
**Vitamin**7%
*“Good Supplement”*
**Efficiency**6%
*“effective”*
**Heart Health**4%
*“Lowered my cholesterol”*
**Dosage**4%
*“The dosage is fine”*
**Ease Of Chewing/Swallowing**3%
*“The capsules are easy to take”*
**Skin Health**3%
*“great for your skin”*
**Ease Of Use**3%
*“Convenient”*
### **What buyers complain about **
**Allergies**17%
*“It was like having an allergic reaction”*
**Side Effects**13%
*“Made me nauseous so I couldnt take them”*
**Vitamin**9%
*“It's not supplementing the Vitamin”*
**Dosage**6%
*“Wild salmon plus 500mg is an overdose situation”*
**Functionality-Overall**4%
*“They aren't working”*
**Heating**4%
*“Broke out in hives and got flush and very hot”*
**Itch Relief**3%
*“Well, for me, I break out into an itch really bad”*
**Value For Money**3%
*“A very costly mistake”*
**Sleep Quality**3%
*“I am usually always very tired”*
**Acid Regulator/Stomach Ache Relief**3%
*“intense stomach pain if you take them on an empty stomach”*
### **Top return reasons **
**Advertised Vs Actual Product**22%
**Size-Overall**11%
**Safety Standards**11%
**Dosage**11%
**Heating**11%
**Functionality-Overall**11%
**Vitamin**11%
**Fever Relief**11%
## **Common niacinamide 100 mg questions**
- **Is niacinamide 100 mg profitable to sell on Amazon United States?**
- The niche generates $54K/yr across 20 tracked products. 90-day search growth is +11.6%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the niacinamide 100 mg niche?**
- 16 brands and 534 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 65% of demand.
- **What do buyers complain about in niacinamide 100 mg?**
- Top complaints mined from reviews: Allergies, Side Effects, Vitamin. The return rate is 0.0%.
- **When does demand for niacinamide 100 mg peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the niacinamide 100 mg niche?**
- Listings span $5.72–$25.01; the average listing price is $13.80 (sweet spot $15–$100). The average incumbent carries 1,634 reviews — the moat a new listing must climb.
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