Best Selling Hair Thickening Serum: See Top Product Rankings by Sales Volume & Market Trends

May 2026
125 Products Tracked

Looking for the most popular hair thickening serum products in the market? Our report leverages real Amazon monthly sales data to identify the best-performing products and the fastest-growing opportunities within the search results for the keyword "hair thickening serum." Whether you're searching for winning products to launch or monitoring market trends and competitor performance, this report provides the insights you need.

Based on monthly sales analytics, our Shoppers' Top Picks highlights that ASIN B07N7PK9QK currently leads the hair thickening serum market with 50K monthly sales, followed closely by B09WMT8HYB with 30K monthly sales and B01NALN8Q9 with 20K monthly sales. By tracking competitor sales performance and shifts in market demand, sellers can uncover emerging opportunities and make more informed product and marketing decisions.

🏆Shoppers' Top PicksAmazon
by monthly sales May 2026
Mielle Organics Rosemary & Mint Hair Oil - Strengthening Biotin Oil Infused Frizzy & Damaged Hair Care - Split Ends & Dry Scalp Treatment to Support Longer, Healthier Strands, 2 Ounce
1
B07N7PK9QK
$8.90·
4.5
Units/sold50K
The Ordinary Multi-Peptide Serum for Hair Density, Peptide-Powered Formula for Thicker, Fuller Looking Hair
2
B09WMT8HYB
$24.00·
4.0
Units/sold30K
Kate Blanc Cosmetics Castor Oil Organic for Hair, Lashes, Face, Skin (2oz), 100% Pure, Cold Pressed, Hexane Free Hair Oil. Lash Serum for Thicker-Looking Eyelashes & Eyebrows
3
B01NALN8Q9
$7.59·
4.5
Units/sold20K

Top Selling Hair Thickening Serum

As of May 2026, we analyzed 125 tracked products in Amazon's "hair thickening serum" search results and generated the following sales chart and product rankings based on monthly sales data. The ranking below highlights the Top 10 products by estimated monthly sales. According to the latest data, these products generated between 10,000 and 50,000 monthly sales. B07N7PK9QK leads the hair thickening serum market with an estimated 50,000 monthly sales.

125Products Tracked
18,000Top 10 Avg. Sales
$22.07Top 10 Avg. Price
4.4Top 10 Avg. Rating
🏆
Mielle Organics Rosemary & Mint Hair Oil - Strengthening Biotin Oil Infused Frizzy & Damaged Hair Care - Split Ends & Dry Scalp Treatment to Support Longer, Healthier Strands, 2 Ounce
#1
B07N7PK9QK

Mielle Organics Rosemary & Mint Hair Oil - Strengthening Biotin Oil Infused Frizzy & Damaged Hair Care - Split Ends & Dry Scalp Treatment to Support Longer, Healthier Strands, 2 Ounce

50,000
Units Sold/mo
$8.90
Price
4.5
Rating
122.3K
Reviews
2
The Ordinary Multi-Peptide Serum for Hair Density, Peptide-Powered Formula for Thicker, Fuller Looking Hair
B09WMT8HYB
$24.00
4.0 (1.4K)
The Ordinary Multi-Peptide Serum for Hair Density, Peptide-Powered Formula for Thicker, Fuller Looking Hair
30,000 Units Sold/mo
3
Kate Blanc Cosmetics Castor Oil Organic for Hair, Lashes, Face, Skin (2oz), 100% Pure, Cold Pressed, Hexane Free Hair Oil. Lash Serum for Thicker-Looking Eyelashes & Eyebrows
B01NALN8Q9
$7.59
4.5 (118.2K)
Kate Blanc Cosmetics Castor Oil Organic for Hair, Lashes, Face, Skin (2oz), 100% Pure, Cold Pressed, Hexane Free Hair Oil. Lash Serum for Thicker-Looking Eyelashes & Eyebrows
20,000 Units Sold/mo
4
MARYRUTH'S Liquid Multivitamin+Hair Growth | Clinically Tested for Thicker Hair & Facial Wrinkles in Women | Biotin 10000mcg | Lustriva Hair Growth Supplement | Skin Care | Age 18+ | 30 Fl Oz
B0CGKVHHCY
$55.58
4.5 (18.3K)
MARYRUTH'S Liquid Multivitamin+Hair Growth | Clinically Tested for Thicker Hair & Facial Wrinkles in Women | Biotin 10000mcg | Lustriva Hair Growth Supplement | Skin Care | Age 18+ | 30 Fl Oz
20,000 Units Sold/mo
5
VERB Ghost Oil - Weightless Hair Oil for Fine to Medium Hair - Smooths Frizz, Adds Shine - No Parabens, Gluten or Harmful Sulfates
B00C3HQB9C
$22.00
4.6 (11.4K)
VERB Ghost Oil - Weightless Hair Oil for Fine to Medium Hair - Smooths Frizz, Adds Shine - No Parabens, Gluten or Harmful Sulfates
10,000 Units Sold/mo
10
Dr. Groot Hair Thickening Shampoo, Korean Hair Care with Biotin, Rosemary Oil to Help Volumize Thinning, Damaged Hair, Hydrate Hair and Scalp, Biotin Shampoo, Scalp Revitalizing Solution
B0CGSLVL8T
$33.00
4.4 (2.1K)
Dr. Groot Hair Thickening Shampoo, Korean Hair Care with Biotin, Rosemary Oil to Help Volumize Thinning, Damaged Hair, Hydrate Hair and Scalp, Biotin Shampoo, Scalp Revitalizing Solution
10,000 Units Sold/mo
View All 125 Products & Deep InsightsGet full access to sales data, trends, and market analysis

For sellers and category managers benchmarking the hair thickening serum price landscape, we segmented all 125 tracked listings in Amazon's live "hair thickening serum" search results across the full price spectrum, and surfaced the top 3 price tiers by share below to highlight where competition concentrates and where pricing gaps exist.

Leading the distribution, the $20.00 ~ $50.00 band is the category's best hair thickening serum price zone, absorbing 45% of the assortment (167 products) — this is where listing density is highest and where new entrants face the steepest competition for share-of-voice. Use the tier breakdown below to identify the top-ranking ASIN, monthly sales velocity, and rating profile within each band — essential inputs for pricing strategy, sourcing decisions, and competitive benchmarking in the hair thickening serum category.

Top 3 Price Tiers

$20.00 ~ $50.00 is the most competitive price tier, containing 45% of tracked products.

Sweet Spot
$20.00 ~ $50.00
Tier 1
45%
167 products

Top products in this price tier

#1
B07N7PK9QK
$8.90
50k Units Sold/mo
Unlock Top Performers
#2
$10.00 ~ $20.00
Tier 2
26%
97 products
$50.00 ~ $100.00
Tier 3
15%
57 products
$0.00 ~ $10.00
11%
Unlock to view all price tier distributions and their ASIN sales contributions

"Hair thickening serum" Search Volume and Market Trends on Amazon

Amazon keyword search volume data for "hair thickening serum" in the US marketplace. This report provides insights into keyword search volume, Amazon search trends, competition levels, and conversion efficiency for sellers and brands.

During the week of 2026-05-10 to 2026-05-16, the Amazon USweekly search volume for "hair thickening serum" was approximately 1,026 searches. The keyword currently holds an Amazon Search Frequency Rank (SFR) of #183,806, climbing 12,635 positions from the previous week. Additionally, the top 3 products for this keyword capture 26% of the total click share and 16.1% of the conversion share, indicating the level of market concentration.

Amazon Search Term
Weekly

hair thickening serum

ASINSIGHT
Search Frequency Rank
183,806
12,635
Search Volume
1,026
7.1%
Top 3 Click Share
26%
Top 3 Conv. Share
16.1%

Search Volume Trend

Past 3 Years
Past 4 Months
Recent 8 months
Weekly Search Volume
1,026
View full trends for the past 3 years
MayJunJulAugSepOctNovDecJanFebMarAprMay
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