Best Selling K18 Hair Oil: See Top Product Rankings by Sales Volume & Market Trends

July 2026
139 Products Tracked

Looking for the most popular k18 hair oil 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 "k18 hair oil." 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 B073CWSQ51 currently leads the k18 hair oil market with 60K monthly sales, followed closely by B09HR5KSR8 with 50K monthly sales and B07PW4MTHV with 30K monthly sales. Meanwhile, ASIN B09HR5KSR8 stands out as the fastest-growing product, achieving an impressive 100.0% month-over-month sales growth. 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 July 2026
COLOR WOW Dream Coat Supernatural Spray, Anti-Humidity Frizz Control and Heat Protectant for Glassy, Shiny Hair
1
B073CWSQ51
$30.00·
4.3
Units/sold60K
K18 Leave-In Molecular Repair Hair Mask, Patented, Lasting Repair For Dry, Frizzy, Damaged Hair, Reverse Damage In 4 Minutes From Bleach, Color, Chemical Services + Heat
2
B09HR5KSR8
$29.00·
4.3
Units/sold50K
Nº. 6 Bond Smoother: Leave-in Styling Treatment | Smooths, Conditions, & Strengthens
3
B07PW4MTHV
$32.00·
4.7
Units/sold30K
🚀Fastest Growing
by MoM sales growth
K18 Leave-In Molecular Repair Hair Mask, Patented, Lasting Repair For Dry, Frizzy, Damaged Hair, Reverse Damage In 4 Minutes From Bleach, Color, Chemical Services + Heat
#1
B09HR5KSR8
$29.00·
4.3
K18 Leave-In Molecular Repair Hair Mask, Patented, Lasting Repair For Dry, Frizzy, Damaged Hair, Reverse Damage In 4 Minutes From Bleach, Color, Chemical Services + Heat
Units/sold
50K100.0%
Moroccanoil Treatment Hair Oil
#2
B003JKFEL8
$20.00·
4.7
Moroccanoil Treatment Hair Oil
Units/sold
10K66.7%

Top Selling K18 Hair Oil

As of July 2026, we analyzed 139 tracked products in Amazon's "k18 hair oil" 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 60,000 monthly sales. B073CWSQ51 leads the k18 hair oil market with an estimated 60,000 monthly sales, up 9.0% from the previous month.

139Products Tracked
25,000Top 10 Avg. Sales
$31.65Top 10 Avg. Price
4.6Top 10 Avg. Rating
🏆
COLOR WOW Dream Coat Supernatural Spray, Anti-Humidity Frizz Control and Heat Protectant for Glassy, Shiny Hair
#1
B073CWSQ51

COLOR WOW Dream Coat Supernatural Spray, Anti-Humidity Frizz Control and Heat Protectant for Glassy, Shiny Hair

60,000
▲ 9.0%
Units Sold/mo
$30.00
Price
4.3
Rating
110K
Reviews
2
K18 Leave-In Molecular Repair Hair Mask, Patented, Lasting Repair For Dry, Frizzy, Damaged Hair, Reverse Damage In 4 Minutes From Bleach, Color, Chemical Services + Heat
B09HR5KSR8
$29.00
4.3 (30.8K)
K18 Leave-In Molecular Repair Hair Mask, Patented, Lasting Repair For Dry, Frizzy, Damaged Hair, Reverse Damage In 4 Minutes From Bleach, Color, Chemical Services + Heat
50,000 Units Sold/mo▲ 100.0%
3
Nº. 6 Bond Smoother: Leave-in Styling Treatment | Smooths, Conditions, & Strengthens
B07PW4MTHV
$32.00
4.7 (54.3K)
Nº. 6 Bond Smoother: Leave-in Styling Treatment | Smooths, Conditions, & Strengthens
30,000 Units Sold/mo▲ 4.0%
4
Olaplex N°.7 Bonding Oil: High Shine | Heat Protectant, Visibly Smooths & Softens Hair, Added Color Vibrancy, Up to 72 Hour Frizz Control | For Coily, Curly, Straight, and Wavy
B07VR1NDSQ
$32.00
4.7 (61K)
Olaplex N°.7 Bonding Oil: High Shine | Heat Protectant, Visibly Smooths & Softens Hair, Added Color Vibrancy, Up to 72 Hour Frizz Control | For Coily, Curly, Straight, and Wavy
30,000 Units Sold/mo▲ 6.0%
5
Moroccanoil Treatment Hair Oil
B001AO0WCG
$49.50
4.7 (91.3K)
Moroccanoil Treatment Hair Oil
20,000 Units Sold/mo▲ 1.2%
10
K18 Leave-In Molecular Repair Hair Mask, Patented, Lasting Repair For Dry, Frizzy, Damaged Hair, Reverse Damage In 4 Minutes From Bleach, Color, Chemical Services + Heat
B0961ZS96M
$75.00
4.3 (30.8K)
K18 Leave-In Molecular Repair Hair Mask, Patented, Lasting Repair For Dry, Frizzy, Damaged Hair, Reverse Damage In 4 Minutes From Bleach, Color, Chemical Services + Heat
10,000 Units Sold/mo▲ 11.1%
View All 139 Products & Deep InsightsGet full access to sales data, trends, and market analysis

For sellers and category managers benchmarking the k18 hair oil price landscape, we segmented all 139 tracked listings in Amazon's live "k18 hair oil" 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 k18 hair oil price zone, absorbing 55% of the assortment (182 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 k18 hair oil category.

Top 3 Price Tiers

$20.00 ~ $50.00 is the most competitive price tier, containing 55% of tracked products.

Sweet Spot
$20.00 ~ $50.00
Tier 1
55%
182 products

Top products in this price tier

#1
B073CWSQ51
$30.00
60k Units Sold/mo
Unlock Top Performers
#2
$10.00 ~ $20.00
Tier 2
17%
56 products
$50.00 ~ $100.00
Tier 3
17%
55 products
$0.00 ~ $10.00
8%
Unlock to view all price tier distributions and their ASIN sales contributions

"K18 hair oil" Search Volume and Market Trends on Amazon

Amazon keyword search volume data for "k18 hair oil" 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 2026-07-12 to 2026-07-18, the Amazon USweekly search volume for "k18 hair oil" was approximately 762 searches. The keyword currently holds an Amazon Search Frequency Rank (SFR) of #244,930, dropping 18,321 positions from the previous week. Additionally, the top 3 products for this keyword capture 87.5% of the total click share and 65.5% of the conversion share, indicating the level of market concentration.

Amazon Search Term
Weekly

k18 hair oil

ASINSIGHT
Search Frequency Rank
244,930
18,321
Search Volume
762
7.7%
Top 3 Click Share
87.5%
Top 3 Conv. Share
65.5%

Search Volume Trend

Past 3 Years
Past 4 Months
Recent 8 months
Weekly Search Volume
762
View full trends for the past 3 years
JulAugSepOctNovDecJanFebMarAprMayJunJul
Multi-Dimensional Data

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