grande hair growth serum
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$45.70avg listing price — sweet spot $15–$100
Price range
Incredible$20.52–$66.77cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.1%return rate — above 5% kills the launch gate
Quality gap
Great4.0★avg incumbent rating — lower means beatable quality
Review moat
Great237.14avg incumbent reviews — the moat a new listing must climb
Conversion
Great7.0%search→purchase rate — share of searches ending in a sale
Growth
Bad-2.4%90-day search growth — must beat 0% to launch
Market size
Bad$52K$52K/yr · 16K searches
Competition
Bad95%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, grande hair growth serum is a $52K/yr Amazon United States market (16K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan. Verdict: Skip it — 46/100.
Data updated Jul 14, 2026 · scored weekly · How we score niches
grande hair growth serum market data
- Units sold / yr
- 1K–2K
- avg 100–250/product
- Revenue / yr
- $57K–$69K
- units × avg price
- Conversion rate
- 7.0%
- Avg BSR
- #1,029
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 29%
- Out of stock
- 0.0%
- Avg brand age
- 48 months
- Avg seller age
- 137 days
Competition & brand share
The top 5 products capture 95% of clicks — a locked-up shelf that new listings rarely crack.Brands
1 falling
Sellers
3
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
95%
Top 20: 100%
Open market
0%
- Grande Cosmetics100%
- Open — no brand owns it (0%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -2.4% search growth over the last 90 days.Peak months: Jan · busiest ÷ quietest = 1.6×
Top grande hair growth serum search terms
- grande hair growth serum9K/yr
- grande hair5K/yr
- grande hair serum3K/yr
Top grande hair growth serum 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.
All 7 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Grande Cosmetics GrandeHAIR Enhancing Hair Serum - for Men & Women for Fuller & Thicker-Looking Hair in 8 weeks Safe for Color-Treated Hair (40 mL)
Grande Cosmetics$59.343.8★138 rev
Grande Cosmetics GrandeHAIR Enhancing Hair Serum - for Men & Women for Fuller & Thicker-Looking Hair in 8 weeks Safe for Color-Treated Hair (40 mL)
Grande Cosmetics$66.774.2★500 rev
Grande Cosmetics GrandeHAIR Enhancing Hair Serum - for Men & Women for Fuller & Thicker-Looking Hair in 8 weeks Safe for Color-Treated Hair (40 mL)
Grande Cosmetics$40.753.8★138 rev
Grande Cosmetics GrandeHAIR Enhancing Hair Serum - for Men & Women for Fuller & Thicker-Looking Hair in 8 weeks Safe for Color-Treated Hair (20 mL)
Grande Cosmetics$48.064.2★500 rev
Grande Cosmetics GrandeHAIR Peptide Shampoo - Cleanses Exfoliates & Reduces Fallout Sulfate-Free - for Fuller-Looking Hair (8 fl oz)
Grande Cosmetics$20.524.2★100 rev
Newest
by launch date
Grande Cosmetics GrandeHAIR Full Boost Starter Kit - Travel Size Shampoo Conditioner Volumizing Foam & Enhancing Serum - for Fuller & Thicker-Looking Hair
Grande Cosmetics$57.549 rev
Grande Cosmetics GrandeHAIR Enhancing Hair Serum - for Men & Women for Fuller & Thicker-Looking Hair in 8 weeks Safe for Color-Treated Hair (40 mL)
Grande Cosmetics$59.34138 rev
Grande Cosmetics GrandeHAIR Enhancing Hair Serum - for Men & Women for Fuller & Thicker-Looking Hair in 8 weeks Safe for Color-Treated Hair (40 mL)
Grande Cosmetics$40.75138 rev
Grande Cosmetics GrandeHAIR Peptide Shampoo - Cleanses Exfoliates & Reduces Fallout Sulfate-Free - for Fuller-Looking Hair (8 fl oz)
Grande Cosmetics$20.52100 rev
Grande Cosmetics Vegan Collagen Hair Vitamin Gummies with Biotin Folic Acid & Vitamin C - for Healthier-Looking Hair Skin Lashes & Brows - Citrus Flavor (60 Gummies 1-Month Supply)
Grande Cosmetics$26.95275 rev
Trending
90-day click momentumGrande Cosmetics GrandeHAIR Enhancing Hair Serum - for Men & Women for Fuller & Thicker-Looking Hair in 8 weeks Safe for Color-Treated Hair (40 mL)
Grande Cosmetics$40.753.8★
Grande Cosmetics GrandeHAIR Enhancing Hair Serum - for Men & Women for Fuller & Thicker-Looking Hair in 8 weeks Safe for Color-Treated Hair (20 mL)
Grande Cosmetics$48.064.2★
Grande Cosmetics GrandeHAIR Enhancing Hair Serum - for Men & Women for Fuller & Thicker-Looking Hair in 8 weeks Safe for Color-Treated Hair (40 mL)
Grande Cosmetics$59.343.8★
Grande Cosmetics Vegan Collagen Hair Vitamin Gummies with Biotin Folic Acid & Vitamin C - for Healthier-Looking Hair Skin Lashes & Brows - Citrus Flavor (60 Gummies 1-Month Supply)
Grande Cosmetics$26.954.5★
Grande Cosmetics GrandeHAIR Peptide Shampoo - Cleanses Exfoliates & Reduces Fallout Sulfate-Free - for Fuller-Looking Hair (8 fl oz)
Grande Cosmetics$20.524.2★
What buyers say about grande hair growth serum
What buyers praise and complain about, mined from review topics.What buyers love
“Easy to use”
“I started noticing about a month in my hair was growing in where I had bare spots”
“Great hair product”
“Smells amazing and definitely gives you fuller hair”
What buyers complain about
“Allergic reaction”
“one thing to flag - this product isnt good for people with oily hair or hair that gets dirty quick”
“one thing to flag - this product isnt good for people with oily hair or hair that gets dirty quick”
“No Clean Feeling Afterwards”
Top return reasons
Common questions
- Is grande hair growth serum profitable to sell on Amazon United States?
- The niche generates $52K/yr across 7 tracked products. 90-day search growth is -2.4%. Flapen's verdict: Skip it (46/100).
- How competitive is the grande hair growth serum niche?
- 1 brands and 3 sellers compete. The top 5 products take 95% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in grande hair growth serum?
- Top complaints mined from reviews: Allergies, Oily/Greasy, Suitability Oily Skin. The return rate is 1.1%.
- When does demand for grande hair growth serum peak?
- Demand peaks in Jan; the busiest month runs 1.6× the quietest.
- What does it cost to enter the grande hair growth serum niche?
- Listings span $20.52–$66.77; the average listing price is $45.70 (sweet spot $15–$100). The average incumbent carries 237 reviews — the moat a new listing must climb.