---
title: "Biotin Spray for Hair Growth — $55K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/biotin-spray-for-hair-growth"
last_updated: "2026-08-09T13:03:48.347Z"
locale: en
meta:
description: "Niche score 49/100 · $55K/yr market · 50K searches/yr · $14.67 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · $55K/yr market · 50K searches/yr · $14.67 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Biotin Spray for Hair Growth — $55K/yr Amazon US Niche (2026) - Flapen"
---
# **biotin spray for hair growth**
**Skip it**
A small market ($55K/yr) — this niche doesn't clear our bar today.
Market size 14Growth 20Conversion 77Competition 49Returns 97Price range 64Avg price 72Brand share 48Review moat 24Quality gap 67
**Returns**
**Incredible****0.5%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****7.6%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Good****$14.67**
avg listing price — sweet spot $15–$100
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Price range**
**Good****$7.23–$28.53**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Okay****56%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****76%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Bad****5,680.38**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-9.1%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$55K**
$55K/yr · 50K searches
According to Flapen's Amazon United States niche tracking, biotin spray for hair growth is a $55K/yr Amazon United States market (50K searches/yr). The top 5 brands hold 76% of demand. Verdict: Skip it — 49/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **biotin spray for hair growth market data**
- **Units sold / yr**
- **3K–4K**
- avg 100–250/product
- **Revenue / yr**
- **$44K–$59K**
- units × avg price
- **Conversion rate**
- **7.6%**
- **Avg BSR**
- **#364**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **67%**
- **Out of stock**
- **0.9%**
- **Avg brand age**
- **55 months**
- **Avg seller age**
- **133 days**
## **Competition & brand share**
The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**15 **▼falling
**Sellers**
**76**
**Top-5 brand share**
**76%**
Top 20: 100%
**Top-5 click share**
**56%**
Top 20: 100%
**Open market**
**18%**
- Difeel27% - Paisle Botanics25% - HASK13% - Advanced Clinicals6% - RENPURE6% - AVEYA5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -9.1% search growth over the last 90 days.
1K750Spike '25Prime Day '25Black Friday '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/biotin-spray-for-hair-growth/trend)
## **Top biotin spray for hair growth search terms**
- **biotin spray**18K/yr-9.6%6.1% conv. - **biotin hair spray**15K/yr-10.4%6.3% conv. - **biotin spray for hair**5K/yr+27.7%7.3% conv. - **biotin spray for hair growth women**6K/yr-49.1%5.9% conv. - **biotin for hair growth women spray**3K/yr+21.6%2.8% conv. - **biotin thickening spray**2K/yr-5.2%15.2% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/biotin-spray-for-hair-growth/search-terms)
## **Top biotin spray for hair growth 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%5%$3K10%$6K15%$8K20%$11K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 21 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Biotin Hair Thickening and Growth Spray for Thinning and Texturizing - Hair Loss Prevention Tonic for Men and Women**Paisle Botanics**$19.51**4.2★8,861 rev](https://www.amazon.com/dp/B07SG66NCK) [2**Difeel Elevated Biotin Pro-Growth Leave in Conditioning Spray 8 oz.**Difeel**$9.43**4.3★69 rev](https://www.amazon.com/dp/B0D63SPJ2J) [3**HASK Thickening BIOTIN 5-in-1 Leave In Conditioner Spray for all hair types color safe gluten free sulfate free paraben free - 6 Fl Oz**HASK**$7.23**4.6★1,774 rev](https://www.amazon.com/dp/B07PTCDZQ8) [4**Difeel Pro-Growth Biotin Leave in Conditioning Spray 6 oz. - Hair Loss Leave in Treatment**Difeel**$8.05**4.3★802 rev](https://www.amazon.com/dp/B07ZDKHJ8S) [5**Advanced Clinicals Hair Spray Thicken & Shine Leave In Treatment Nourishing Detangling Formula for Fine Damaged or Frizz Prone Hair Supports Scalp Health for Strong Thick Hair 8 Fl Oz**Advanced Clinicals**$9.76**4.3★862 rev](https://www.amazon.com/dp/B0B4M3MN5H)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**AVEYA Hair Growth Spray infused with Rosemary Oil rice water Batana Oil&Biotin for Scalp Strengthens Thickens&Accelerates Hair Care - Non-Greasy Helps Prevent Hair Thinning & Hair Loss 60ml**AVEYA**$28.53**54 rev11mo ago](https://www.amazon.com/dp/B0FLTHN3XH) [**HASK Biotin Thicken 5-in-1 Leave-In Conditioner Duo (6oz-Qty 2) & Argan Oil Deep Conditioner Packette Color Safe Sulfate-Free Paraben-Free Gluten-Free for All Hair Types**HASK**$18.75**593 rev1y ago](https://www.amazon.com/dp/B0FH5MYRFM) [**Difeel Elevated Biotin Pro-Growth Leave in Conditioning Spray 8 oz.**Difeel**$9.43**69 rev2y ago](https://www.amazon.com/dp/B0D63SPJ2J) [**Biotin + Rosemary Oil Spray for Hair Growth. Vegan Leave in Conditioner for Women Men. Strengthens & Hydrates Thinning Dry Hair for a Healthier-Looking Scalp**Hair Thickness Maximizer**$16.57**221 rev2y ago](https://www.amazon.com/dp/B0CZWH2SLJ) [**Renpure Biotin & Collagen Leave-In Conditioner Treatment For a Fuller Thicker Look That Shines Biotin Hair Spray Leave In Conditioner For Fine Thin or Limp Hair Vitamin B7 Collagen - 8 Fl Oz**RENPURE**$8.62**875 rev2y ago](https://www.amazon.com/dp/B0CZ4J9N8R)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**AROMATICA Root Enhancer Rosemary Water for Hair Growth spray - with Rosemary hair oil & caffeine & biotin - Korean hair care for hair thinning & hair loss - free from silicone paraben and sulfate**AROMATICA**$15.73**4.5★**▲ 112%**](https://www.amazon.com/dp/B01MU9AUX7) [**HASK Thickening BIOTIN 5-in-1 Leave In Conditioner Spray for all hair types color safe gluten free sulfate free paraben free - 6 Fl Oz**HASK**$7.23**4.6★**▲ 107%**](https://www.amazon.com/dp/B07PTCDZQ8) [**Moerie Hair Growth Serum Spray for Men and Women Hair Loss Solution with Biotin and Rosemary Thickening Serum for Hair Regrowth and Thinning Hair - Ultimate Scalp and Growth Care**Moerie**$27.94**4.2★**▲ 96%**](https://www.amazon.com/dp/B084G74K6X) [**Difeel Elevated Biotin Pro-Growth Leave in Conditioning Spray 8 oz.**Difeel**$9.43**4.3★**▲ 69%**](https://www.amazon.com/dp/B0D63SPJ2J) [**Biotin Hair Thickening Spray for Volume and Growth - NATURAL Volumizer with CAFFEINE for Thicker Fuller Hair in Seconds**Paisle Botanics**$19.52**4.2★**▲ 52%**](https://www.amazon.com/dp/B08L6XQH7J)
**~~View all trending →~~**
## **What buyers say about biotin spray for hair growth**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Smell**27%
*“it SMELLS SO NICE”*
**Quality-Overall**11%
*“I bought it hearing many positive reviews”*
**Hair Growth**9%
*“helps the hair grow”*
**Soft Feel**8%
*“my hair feels soft”*
**Value For Money**4%
*“they are affordable”*
**Suitability Straight Hair**3%
*“It works so amazing in my hair”*
**Moist/Dry**3%
*“less dry”*
**Ease Of Use**3%
*“Easy to Use”*
**Suitability Curly Hair**3%
*“Great for curly hair”*
**Hair Styling**2%
*“making styling much easier”*
### **What buyers complain about **
**Smell**9%
*“Very overly fragranced”*
**Hair Related**7%
*“If anything it made my hair tangled more than it has”*
**Thickness**6%
*“Too thick”*
**Functionality-Overall**6%
*“No results”*
**Value For Money**5%
*“Expensive”*
**Moist/Dry**5%
*“a little drying”*
**Suitability Short Hair**4%
*“not for every hair”*
**Allergies**3%
*“Allergic to it somehow”*
**Ease Of Use**3%
*“Impossible to open”*
**Oily/Greasy**3%
*“Greasy hair”*
### **Top return reasons **
**Smell**16%
**Leak-Proof**10%
**Advertised Vs Actual Product**9%
**Functionality-Overall**9%
**Oily/Greasy**8%
**Suitability Short Hair**6%
**Damage/Burn Hair**5%
**Defective Material/Parts**3%
**Value For Money**3%
**Adhesion/Stickiness**3%
## **Common questions**
- **Is biotin spray for hair growth profitable to sell on Amazon United States?**
- The niche generates $55K/yr across 21 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -9.1%. Flapen's verdict: Skip it (49/100).
- **How competitive is the biotin spray for hair growth niche?**
- 15 brands and 76 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 76% of demand.
- **What do buyers complain about in biotin spray for hair growth?**
- Top complaints mined from reviews: Smell, Hair Related, Thickness. The return rate is 0.5%.
- **When does demand for biotin spray for hair growth peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the biotin spray for hair growth niche?**
- Listings span $7.23–$28.53; the average listing price is $14.67 (sweet spot $15–$100). The average incumbent carries 5,680 reviews — the moat a new listing must climb.
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