---
title: "Biotin and Collagen Supplements — $573K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/biotin-and-collagen-supplements"
last_updated: "2026-08-05T23:59:25.525Z"
locale: en
meta:
description: "Niche score 46/100 · $573K/yr market · 434K searches/yr · $21.35 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 46/100 · $573K/yr market · 434K searches/yr · $21.35 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Biotin and Collagen Supplements — $573K/yr Amazon US Niche (2026) - Flapen"
---
# **biotin and collagen supplements**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 63Growth 37Conversion 68Competition 14Returns 100Price range 77Avg price 91Brand share 0Review moat 18Quality gap 24
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$21.35**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$5.99–$45.14**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****6.2%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Good****$573K**
$573K/yr · 434K searches
**Growth**
**Okay****+9.8%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****16,231.5**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****83%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, biotin and collagen supplements is a $573K/yr Amazon United States market (434K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Aug–Sep. Verdict: Skip it — 46/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **biotin and collagen supplements market data**
- **Units sold / yr**
- **30K–40K**
- avg 1,500–2,000/product
- **Revenue / yr**
- **$641K–$854K**
- units × avg price
- **Conversion rate**
- **6.2%**
- **Avg BSR**
- **#3,226**
- **Page quality**
- **0%**
- **Prime**
- **90%**
- **Sponsored**
- **80%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **53 months**
- **Avg seller age**
- **136 days**
## **Competition & brand share**
The top 5 products capture 83% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **▲rising
**Sellers**
**66**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**83%**
Top 20: 100%
**Open market**
**0%**
- Youtheory87% - NUTRAHARMONY6% - MCArthur4% - Nature's Bounty4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +9.8% search growth over the last 90 days.
18K13KSpike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Sep · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/us/health-household/biotin-and-collagen-supplements/trend)
## **Top biotin and collagen supplements search terms**
- **youtheory collagen**125K/yr+2.6%8.4% conv. - **biotina max colageno**36K/yr+134.1%0.5% conv. - **youtheory**58K/yr+11.6%1.4% conv. - **collagen and biotin**36K/yr+1.2%2.5% conv. - **collagen biotin**41K/yr-6.2%3.3% conv. - **collagen youtheory**20K/yr+8.5%8.8% conv. - **youth theory collagen**17K/yr+0.4%8.2% conv. - **collagen with biotin**16K/yr-10.7%2.1% conv. - **you theory collagen for women**11K/yr-22.7%10.5% conv. - **youththeory collagen**7K/yr+4.0%6.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/biotin-and-collagen-supplements/search-terms)
## **Top biotin and collagen supplements 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%10%$57K20%$115K30%$172K40%$229K1101001K10K100K 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**Youtheory Collagen + Biotin - Advanced Collagen Supplement - with Hydrolyzed Peptides Vitamin C & Vitamin B - Supports Hair Growth Nail Health & Anti-Aging* - 390 Tablets**Youtheory**$24.59**4.7★2,047 rev](https://www.amazon.com/dp/B075VK1ZS2) [2**Youtheory Advanced Collagen - 6 000 mg Hydrolyzed Collagen Peptides - Includes Antioxidants & Contains Vitamin C - Hair Growth Nails Joint Health & Bone Support* - 290 Tablets (48-Day Supply)**Youtheory**$18.82**4.6★46,898 rev](https://www.amazon.com/dp/B006VAZYNG) [3**Youtheory Concentrated Effect Collagen with Verisol - Collagen Peptides with Vitamins C & B - Supports Hair Nails Bones & Joints* - 180 Tablets (60-Day Supply)**Youtheory**$24.29**4.6★289 rev](https://www.amazon.com/dp/B0DPXLHX8Y) [4**Youtheory Collagen Liquid - 5 000 mg Hydrolyzed Collagen Peptides - Supports Hair Nail Joint & Bone Health* - Berry Flavor - 1 oz Single Serve Packet Pack of 12**Youtheory**$16.21**4.5★2,038 rev](https://www.amazon.com/dp/B07VRWWJTN) [5**Biotin | Collagen | Hyaluronic Acid | Keratin - Hair Growth & Strength Support Vitamins - Skin & Nails Supplement - Clinically Tested for Men & Women - 25000mcg Vitamins B1 B2 B3 B6 & B7 - 60 Caps**NUTRAHARMONY**$26.49**4.5★18,756 rev](https://www.amazon.com/dp/B09RKDGYJD)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Biotina Max Colageno Capsulas - Biotin & Collagen Complex with Vitamins Daily Beauty & Wellness Formula Hair & Skin Care Supplement - 60 Capsules**MCArthur**$24.21**1 rev1mo ago](https://www.amazon.com/dp/B0H4ZBKGFY) [**Youtheory Concentrated Effect Collagen with Verisol - Collagen Peptides with Vitamins C & B - Supports Hair Nails Bones & Joints* - 180 Tablets (60-Day Supply)**Youtheory**$24.29**289 rev1y ago](https://www.amazon.com/dp/B0DPXLHX8Y) [**Biotin | Collagen | Hyaluronic Acid | Keratin - Hair Growth & Strength Support Vitamins - Skin & Nails Supplement - Clinically Tested for Men & Women - 25000mcg Vitamins B1 B2 B3 B6 & B7 - 60 Caps**NUTRAHARMONY**$26.49**18,756 rev3y ago](https://www.amazon.com/dp/B09RKDGYJD) [**Youtheory Collagen Liquid - 5 000 mg Hydrolyzed Collagen Peptides - Supports Hair Nail Joint & Bone Health* - Berry Flavor - 1 oz Single Serve Packet Pack of 12**Youtheory**$16.21**2,038 rev7y ago](https://www.amazon.com/dp/B07VRWWJTN) [**Natures Bounty Optimal Solutions Hair Skin & Nails with Biotin and Collagen Citrus-Flavored Gummies Vitamin Supplement 2500 mcg 80 Ct 40 Total Servings**Nature's Bounty**$5.99**41,085 rev8y ago](https://www.amazon.com/dp/B07BHV28DR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Biotina Max Colageno Capsulas - Biotin & Collagen Complex with Vitamins Daily Beauty & Wellness Formula Hair & Skin Care Supplement - 60 Capsules**MCArthur**$24.21**5.0★**▲ 253%**](https://www.amazon.com/dp/B0H4ZBKGFY) [**Youtheory Collagen + Biotin - Advanced Collagen Supplement - with Hydrolyzed Peptides Vitamin C & Vitamin B - Supports Hair Growth Nail Health & Anti-Aging* - 390 Tablets**Youtheory**$24.59**4.7★**▲ 35%**](https://www.amazon.com/dp/B075VK1ZS2) [**Natures Bounty Optimal Solutions Hair Skin & Nails with Biotin and Collagen Citrus-Flavored Gummies Vitamin Supplement 2500 mcg 80 Ct 40 Total Servings**Nature's Bounty**$5.99**4.6★**▲ 19%**](https://www.amazon.com/dp/B07BHV28DR) [**Youtheory Collagen Powder - Hydrolyzed Collagen Peptides with Vitamin C - Supports Healthy Bones Joints & Immune System* - Vanilla - 10 oz (12 Servings)**Youtheory**$18.32**4.4★**▲ 17%**](https://www.amazon.com/dp/B00CIC5IAK) [**Youtheory Advanced Collagen with Vitamin C - 6 000 mg Hydrolyzed Collagen Peptides & Amino Acids - Hair Nails Joints & Bones Support - 120 Tablets (20-Day Supply)***Youtheory**$9.38**4.6★**— 9%**](https://www.amazon.com/dp/B006VAZYLS)
**~~View all trending →~~**
## **What buyers say about biotin and collagen supplements**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Hair Growth**17%
*“Amazing Hair Growth”*
**Quality-Overall**15%
*“Good quality, no side effects, no problems”*
**Taste-Overall**11%
*“Great Taste”*
**Vitamin**8%
*“Great vitamin”*
**Value For Money**6%
*“Good Value”*
**Skin Health**5%
*“skin hydration”*
**Ease Of Chewing/Swallowing**4%
*“Thankfully I don't have issues swallowing”*
**Efficiency**4%
*“Effective”*
**Advertised Vs Actual Product**4%
*“REALLY WORKS AS IT SAYS”*
**Ease Of Use**3%
*“Easy to take”*
### **What buyers complain about **
**Dosage**12%
*“I am sure the dosage isnt correct”*
**Taste-Overall**11%
*“Horrible after taste”*
**Functionality-Overall**6%
*“Not Effective”*
**Size-Overall**6%
*“Shorty”*
**Allergies**4%
*“Allergic”*
**Hair Related**4%
*“uncertain about my hair”*
**Smell**3%
*“it smelled like ammonia”*
**Value For Money**3%
*“not worth the price”*
**Ease Of Chewing/Swallowing**3%
*“The chewables are not as effective”*
**Ease Of Use**2%
*“hard to get out”*
### **Top return reasons **
**Ingredients-Overall**22%
**Size-Overall**17%
**Acid Regulator/Stomach Ache Relief**11%
**Value For Money**11%
**Vitamin**6%
**Dosage**6%
**Satisfaction/Pleasure**6%
**Functionality-Overall**6%
**Advertised Vs Actual Product**6%
**Adhesion/Stickiness**6%
## **Common questions**
- **Is biotin and collagen supplements profitable to sell on Amazon United States?**
- The niche generates $573K/yr across 10 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +9.8%. Flapen's verdict: Skip it (46/100).
- **How competitive is the biotin and collagen supplements niche?**
- 4 brands and 66 sellers compete. The top 5 products take 83% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in biotin and collagen supplements?**
- Top complaints mined from reviews: Dosage, Taste-Overall, Functionality-Overall. The return rate is 0.0%.
- **When does demand for biotin and collagen supplements peak?**
- Demand peaks in Aug–Sep; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the biotin and collagen supplements niche?**
- Listings span $5.99–$45.14; the average listing price is $21.35 (sweet spot $15–$100). The average incumbent carries 16,232 reviews — the moat a new listing must climb.
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