A22 Biotin Boost Hair Scalp Serum
A22 Biotin Boost Hair Scalp Serum shows low returns (1.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Flapen Score
Top 17% of 10,978 Beauty & Personal Care niches · +8 vs the category median of 48
Is A22 Biotin Boost Hair Scalp Serum profitable on Amazon?
According to Flapen's Amazon United States niche tracking, A22 Biotin Boost Hair Scalp Serum is a $93K/yr Amazon United States market (123K searches/yr). The top 5 brands hold 82% of demand. Verdict: Worth a look — 56/100.
A22 Biotin Boost Hair Scalp Serum: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Worth a look. Search demand moved +102.4% over the last 90 days and 2.2% of searches end in a purchase.
$93K
revenue / yr
Who owns the niche?
The top 5 brands hold 82% of demand, so 18% of the market is open.
18%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.0★ — the gap to enter on.
0/100
page quality · 11 products
Top A22 Biotin Boost Hair Scalp Serum products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
SPOILEDCHILD Hair Revitalizer: Natural Thickening & Growth Serum with Niacinamide Caffeine - A22 Boost for Hair and Scalp
- Price
- $69.63
- Rating
- 3.2/5
- Reviews
- 168
- Age
- 2y ago

Hair Growth Serum: Rosemary Batana Castor Oil Rice Water Biotin Hair Oils for Hair Growth - Hair Growth Thickening Product - Hair Loss Treatments for Women Men(50 ML)
- Price
- $17.29
- Rating
- 4.3/5
- Reviews
- 930
- Age
- 1y ago

SpoiledChild A22 Biotin Boost Hair + Scalp Serum - Biotin Niacinamide Rosemary Oil - Hair Growth Thickening & Scalp Health - Vegan & Paraben-Free - 50 ml Refill Capsule
- Price
- $54.93
- Rating
- 3.7/5
- Reviews
- 46
- Age
- 3y ago

The Spa Dr. Hair Serum - Clean Hair Thickening Serum with Red Clover and Pea Sprout Extracts and Peptides - 1.5 Fl. Oz.
- Price
- $58.74
- Rating
- 3.8/5
- Reviews
- 35
- Age
- 1y ago

Biotin Hair Thickening Serum for Men and Women - Intense Strengthening Treatment Product with Natural Botanical Oil Blend to Help Boost Thin Hair - Repair Thinning Hair Increase Volume and Shine
- Price
- $13.05
- Rating
- 4.4/5
- Reviews
- 6,072
- Age
- 5y ago
Trending
90-day click momentum
Hair Growth Serum Roll On with Rosemary Caffeine & Biotin Helps Support Fuller-Looking Hair Clean Non-Greasy Scalp Serum for Thinning Hair 1.08 Fl Oz
- Price
- $13.60
- Rating
- 4.5/5
- Reviews
- 52
- Age
- 5mo ago

Routine Wellness Anti-Thinning Shampoo and Conditioner Set for Thinning Hair - Biotin DHT Blocker Women & Men - Color Safe Shampoo for Hair Loss & Healthier Hair - Coconut & Vanilla (Pack of 2)
- Price
- $47.44
- Rating
- 4.2/5
- Reviews
- 13,240
- Age
- 2y ago

SPOILEDCHILD Hair Revitalizer: Natural Thickening & Growth Serum with Niacinamide Caffeine - A22 Boost for Hair and Scalp
- Price
- $69.63
- Rating
- 3.2/5
- Reviews
- 168
- Age
- 2y ago

Biotin Hair Thickening Serum for Men and Women - Intense Strengthening Treatment Product with Natural Botanical Oil Blend to Help Boost Thin Hair - Repair Thinning Hair Increase Volume and Shine
- Price
- $13.05
- Rating
- 4.4/5
- Reviews
- 6,072
- Age
- 5y ago

SpoiledChild A22 Biotin Boost Hair + Scalp Serum - Biotin Niacinamide Rosemary Oil - Hair Growth Thickening & Scalp Health - Vegan & Paraben-Free - 50 ml Refill Capsule
- Price
- $54.93
- Rating
- 3.7/5
- Reviews
- 46
- Age
- 3y ago
Newest
by launch date
Hair Growth Serum Roll On with Rosemary Caffeine & Biotin Helps Support Fuller-Looking Hair Clean Non-Greasy Scalp Serum for Thinning Hair 1.08 Fl Oz
- Price
- $13.60
- Rating
- 4.5/5
- Reviews
- 52
- Age
- 5mo ago

The Spa Dr. Hair Serum - Clean Hair Thickening Serum with Red Clover and Pea Sprout Extracts and Peptides - 1.5 Fl. Oz.
- Price
- $58.74
- Rating
- 3.8/5
- Reviews
- 35
- Age
- 1y ago

Hair Growth Serum: Rosemary Batana Castor Oil Rice Water Biotin Hair Oils for Hair Growth - Hair Growth Thickening Product - Hair Loss Treatments for Women Men(50 ML)
- Price
- $17.29
- Rating
- 4.3/5
- Reviews
- 930
- Age
- 1y ago

Routine Wellness Anti-Thinning Shampoo and Conditioner Set for Thinning Hair - Biotin DHT Blocker Women & Men - Color Safe Shampoo for Hair Loss & Healthier Hair - Coconut & Vanilla (Pack of 2)
- Price
- $47.44
- Rating
- 4.2/5
- Reviews
- 13,240
- Age
- 2y ago

Marc Anthony Grow Long Scalp & Hair Serum - Anti-Breakage Formula Nourish Strengthen & Hydrate Scalp & Hair Follicles - Natural Shine & Fuller-Looking Hair Strands from Root to Tip 2 fl oz
- Price
- $8.60
- Rating
- 4.3/5
- Reviews
- 1,641
- Age
- 2y ago
Competition: brands, sellers & click share
The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.
Brands
11 falling
Sellers
247
Top-5 brand share
82%
Top 20: 100%
Top-5 click share
82%
Top 20: 100%
Open market
14%
- SPOILEDCHILD40%
- Psalmonica16%
- SpoiledChild14%
- The Spa Dr.7%
- BELLISSO6%
- RootStim4%
- Open — no brand owns it (5 brands, 14%)
A22 Biotin Boost Hair Scalp Serum demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Top A22 Biotin Boost Hair Scalp Serum search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- a22 biotin boost hair scalp serum47K/yr
- a22 hair serum15K/yr
- the spa dr hair serum31K/yr
- spoiled child a22 biotin boost hair scalp serum6K/yr
- spa dr hair serum3K/yr
- the spa dr hair growth serum women5K/yr
- the spa doctor hair serum4K/yr
- spa doctor hair serum2K/yr
- spa dr hair serum for woman7K/yr
- dr spa hair serum2K/yr
What reviews say buyers love and hate about A22 Biotin Boost Hair Scalp Serum
What buyers mention most, as a share of all reviews.
What buyers love
70% of reviews“It helps your hair grow”
“Amazing smell”
“Excellent hair product”
“Hair feels so soft”
“worth it”
What buyers complain about
67% of reviews“AWFUL SMELL”
“My hair looked awful”
“Did nothing”
“feeling like its blistering”
“Expensive”
A22 Biotin Boost Hair Scalp Serum return rate & reasons
Why buyers send it back, as a share of all return requests.
1.0%
Return rate
18%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common A22 Biotin Boost Hair Scalp Serum questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









