---
title: "Beta Alanine Capsules — $100K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/beta-alanine-capsules"
last_updated: "2026-08-10T02:51:41.373Z"
locale: en
meta:
description: "Niche score 43/100 · $100K/yr market · 45K searches/yr · $20.78 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 43/100 · $100K/yr market · 45K searches/yr · $20.78 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Beta Alanine Capsules — $100K/yr Amazon US Niche (2026) - Flapen"
---
# **beta alanine capsules**
**Skip it**
Soft demand (-28.8% this quarter) — this niche doesn't clear our bar today.
Market size 25Growth 11Conversion 89Competition 15Returns 100Price range 84Avg price 89Brand share 14Review moat 42Quality gap 45
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****10.6%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$20.78**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.97–$45.78**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****2,311**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Bad****$100K**
$100K/yr · 45K searches
**Competition**
**Bad****82%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****94%**
top-5 brand share — brand-locked demand
**Growth**
**Bad****-28.8%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, beta alanine capsules is a $100K/yr Amazon United States market (45K searches/yr). The top 5 brands hold 94% of demand. Verdict: Skip it — 43/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **beta alanine capsules market data**
- **Units sold / yr**
- **4K–5K**
- avg 250–500/product
- **Revenue / yr**
- **$83K–$104K**
- units × avg price
- **Conversion rate**
- **10.6%**
- **Avg BSR**
- **#891**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **72 months**
- **Avg seller age**
- **164 days**
## **Competition & brand share**
The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▲rising
**Sellers**
**8**
**Top-5 brand share**
**94%**
Top 20: 100%
**Top-5 click share**
**82%**
Top 20: 100%
**Open market**
**2%**
- Nutricost50% - BulkSupplements19% - THORNE9% - Primaforce9% - Earthborn Elements7% - BIOTICS RESEARCH3% - Open — no brand owns it (1 brand, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 97 weeks — -28.8% search growth over the last 90 days.
700500Spike '26 seasonDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/health-household/beta-alanine-capsules/trend)
## **Top beta alanine capsules search terms**
- **beta alanine capsules**23K/yr-10.1%10.2% conv. - **alanine**17K/yr-40.2%3.6% conv. - **beta alanine pills**3K/yr-16.7%10.6% conv. - **alanine supplement**3K/yr-60.8%5.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/beta-alanine-capsules/search-terms)
## **Top beta alanine capsules products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%15%$15K30%$30K45%$45K60%$60K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 10 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Nutricost Beta-Alanine Capsules 3400mg 240 Capsules (60 Serv) - Potent Beta Alanine Gluten Free & Non-GMO 850mg Per Cap**Nutricost**$18.76**4.6★1,531 rev](https://www.amazon.com/dp/B07XZL1ZQS) [2**BulkSupplements.com Beta Alanine Capsules - Beta Alanine Supplement Pre-Workout Supplement - Gluten Free 4 Capsules per Serving (3000mg) 240 Count (Pack of 1)**BulkSupplements**$17.57**4.6★164 rev](https://www.amazon.com/dp/B0CCQLST2F) [3**THORNE - Beta Alanine Sustained Release - Supports Muscle Output & Endurance - Helps Reduce Fatigue & Soreness* - Amino Acid Supplement - NSF Certified for Sport - Gluten & Dairy-Free - 120 Tablets**THORNE**$45.78**4.6★541 rev](https://www.amazon.com/dp/B06XKWQ5NW) [4**Primaforce Beta Alanine Capsules 3 400mg 180 Capsules (45 Servings) - Potent Beta-Alanine Supplement**Primaforce**$14.70**4.4★158 rev](https://www.amazon.com/dp/B0BQ4MMB2S) [5**Earthborn Elements L-Alanine 200 Capsules Pure & Undiluted No Additives**Earthborn Elements**$9.97**4.2★41 rev](https://www.amazon.com/dp/B08W9QF6TX)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**FeelGood Superfoods Beta-Alanine Capsules 3200mg 30 Servings**FeelGood Superfoods**$19.35**69 rev1y ago](https://www.amazon.com/dp/B0DNNS429S) [**BulkSupplements.com Beta Alanine Capsules - Beta Alanine Supplement Pre-Workout Supplement - Gluten Free 4 Capsules per Serving (3000mg) 240 Count (Pack of 1)**BulkSupplements**$17.57**164 rev2y ago](https://www.amazon.com/dp/B0CCQLST2F) [**Primaforce Beta Alanine Capsules 3 400mg 180 Capsules (45 Servings) - Potent Beta-Alanine Supplement**Primaforce**$14.70**158 rev3y ago](https://www.amazon.com/dp/B0BQ4MMB2S) [**Earthborn Elements L-Alanine 200 Capsules Pure & Undiluted No Additives**Earthborn Elements**$9.97**41 rev5y ago](https://www.amazon.com/dp/B08W9QF6TX) [**Nutricost Beta-Alanine Capsules 3400mg 240 Capsules (60 Serv) - Potent Beta Alanine Gluten Free & Non-GMO 850mg Per Cap**Nutricost**$18.76**1,531 rev6y ago](https://www.amazon.com/dp/B07XZL1ZQS)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Earthborn Elements L-Alanine 200 Capsules Pure & Undiluted No Additives**Earthborn Elements**$9.97**4.2★**▲ 56%**](https://www.amazon.com/dp/B08W9QF6TX) [**BulkSupplements.com L-Alanine Powder - Amino Acid Supplement Alanine Supplement - Unflavored & Gluten Free 1g per Serving 500g (1.1 lbs) (Pack of 1)**BulkSupplements**$22.38**4.4★**▲ 33%**](https://www.amazon.com/dp/B00F8IGKYY) [**BIOTICS RESEARCH Amino Acid Quick Sorb Liquid Formula Highly Absorbed Glycine L Alanine L Arginine HCl L Lysine HCl L Proline L Histidine HCl L Serine L Threonine L Valine 2 Fluid Ounces**BIOTICS RESEARCH**$21.72**4.4★**— 3%**](https://www.amazon.com/dp/B07FKR3JSP) [**Nutricost Beta-Alanine Capsules 3400mg 240 Capsules (60 Serv) - Potent Beta Alanine Gluten Free & Non-GMO 850mg Per Cap**Nutricost**$18.76**4.6★**— 1%**](https://www.amazon.com/dp/B07XZL1ZQS) [**BulkSupplements.com Beta Alanine Powder - Beta-Alanine Supplement Pre-Workout Supplement - Unflavored & Gluten Free 3g per Serving 500g (1.1 lbs) (Pack of 1)**BulkSupplements**$17.92**4.6★**— 1%**](https://www.amazon.com/dp/B00EIO4I7A)
**~~View all trending →~~**
## **What buyers say about beta alanine capsules**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**35%
*“High quality company”*
**Efficiency**7%
*“Works its purpose”*
**Vitamin**6%
*“great part of a vitamin stack for cardio and weights”*
**Taste-Overall**5%
*“Great taste”*
**Value For Money**4%
*“the value per dollar is decent”*
**Advertised Vs Actual Product**4%
*“they seem to do what theyre supposed to”*
**Nutritional Content**3%
*“Nutricost is my go-to brand”*
**Ease Of Chewing/Swallowing**3%
*“It is as easy as scooping into your bottle or cup”*
**Ingredients-Overall**3%
*“Good clean ingredient — no fillers, no additives, just beta alanine”*
**Strength**2%
*“Potent”*
### **What buyers complain about **
**Allergies**10%
*“I get the itch”*
**Dosage**8%
*“poor dosing instructions”*
**Smell**8%
*“OFF SMELL- something is volatilizing off the powder”*
**Functionality-Overall**8%
*“Doesn't work”*
**Taste-Overall**6%
*“The taste is terrible, bitter and metallic”*
**Advertised Vs Actual Product**6%
*“that too is not noted in the purchase details”*
**Strength**6%
*“Not very strong”*
**Side Effects**6%
*“prickly sensation that last for HOURS”*
**Contamination**3%
*“its a degradation product”*
**Protection**3%
*“No protection”*
### **Top return reasons **
**Certifications**33%
**Taste-Overall**33%
**Functionality-Overall**33%
## **Common questions**
- **Is beta alanine capsules profitable to sell on Amazon United States?**
- The niche generates $100K/yr across 10 tracked products. 90-day search growth is -28.8%. Flapen's verdict: Skip it (43/100).
- **How competitive is the beta alanine capsules niche?**
- 7 brands and 8 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 94% of demand.
- **What do buyers complain about in beta alanine capsules?**
- Top complaints mined from reviews: Allergies, Dosage, Smell. The return rate is 0.0%.
- **When does demand for beta alanine capsules peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the beta alanine capsules niche?**
- Listings span $9.97–$45.78; the average listing price is $20.78 (sweet spot $15–$100). The average incumbent carries 2,311 reviews — the moat a new listing must climb.
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