Best Selling K18 Leave In Conditioner: See Top Product Rankings by Sales Volume & Market Trends

August 2026
133 Products Tracked

Looking for the most popular k18 leave in conditioner 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 leave in conditioner." 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 B09HR5KSR8 currently leads the k18 leave in conditioner market with 50K monthly sales, followed closely by B076FHJ3K5 with 40K monthly sales and B07PW4MTHV 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 August 2026
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
Units/sold50K
Marc Anthony Grow Long, Detangling Leave-In Hair Conditioner Spray | Anti-Frizz Anti-Breakage Hair Care for Dry Damaged Hair & Split Ends - Biotin, Vitamin E, Caffeine & Ginseng - Sulfate Free
2
B076FHJ3K5
$8.67·
4.5
Units/sold40K
Nº. 6 Bond Smoother: Leave-in Styling Treatment | Smooths, Conditions, & Strengthens
3
B07PW4MTHV
$32.00·
4.7
Units/sold20K

Top Selling K18 Leave In Conditioner

As of August 2026, we analyzed 133 tracked products in Amazon's "k18 leave in conditioner" 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. B09HR5KSR8 leads the k18 leave in conditioner market with an estimated 50,000 monthly sales, up 25.0% from the previous month.

133Products Tracked
19,000Top 10 Avg. Sales
$27.91Top 10 Avg. Price
4.6Top 10 Avg. Rating
🏆
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

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
▲ 25.0%
Units Sold/mo
$29.00
Price
4.3
Rating
31K
Reviews
2
Marc Anthony Grow Long, Detangling Leave-In Hair Conditioner Spray | Anti-Frizz Anti-Breakage Hair Care for Dry Damaged Hair & Split Ends - Biotin, Vitamin E, Caffeine & Ginseng - Sulfate Free
B076FHJ3K5
$8.67
4.5 (71.1K)
Marc Anthony Grow Long, Detangling Leave-In Hair Conditioner Spray | Anti-Frizz Anti-Breakage Hair Care for Dry Damaged Hair & Split Ends - Biotin, Vitamin E, Caffeine & Ginseng - Sulfate Free
40,000 Units Sold/mo▼ 20.0%
3
Nº. 6 Bond Smoother: Leave-in Styling Treatment | Smooths, Conditions, & Strengthens
B07PW4MTHV
$32.00
4.7 (54.4K)
Nº. 6 Bond Smoother: Leave-in Styling Treatment | Smooths, Conditions, & Strengthens
20,000 Units Sold/mo▼ 60.0%
4
L'Oreal Paris EverPure Moisture 21-in-1 Leave In Conditioner, Multi-Benefit Heat Protectant Spray for Hair Up to 450°F, Detangling Frizz Control for Color Treated, Dry, or Damaged Hair, 6.7 Fl Oz
B09HN5ZF8C
$9.97
4.6 (7.8K)
L'Oreal Paris EverPure Moisture 21-in-1 Leave In Conditioner, Multi-Benefit Heat Protectant Spray for Hair Up to 450°F, Detangling Frizz Control for Color Treated, Dry, or Damaged Hair, 6.7 Fl Oz
20,000 Units Sold/mo
5
REDKEN All Soft Shampoo – For Dry, Brittle Hair
B0007X749U
$56.00
4.6 (26.6K)
REDKEN All Soft Shampoo – For Dry, Brittle Hair
10,000 Units Sold/mo▼ 75.0%
10
OLAPLEX N°.5 Bond Maintenance™ Strengthening Conditioner | Bond Repair
B07D37SBHF
$34.00
4.6 (80.7K)
OLAPLEX N°.5 Bond Maintenance™ Strengthening Conditioner | Bond Repair
10,000 Units Sold/mo▼ 66.7%
View All 133 Products & Deep InsightsGet full access to sales data, trends, and market analysis

For sellers and category managers benchmarking the k18 leave in conditioner price landscape, we segmented all 133 tracked listings in Amazon's live "k18 leave in conditioner" 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 leave in conditioner price zone, absorbing 64% of the assortment (200 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 leave in conditioner category.

Top 3 Price Tiers

$20.00 ~ $50.00 is the most competitive price tier, containing 64% of tracked products.

Sweet Spot
$20.00 ~ $50.00
Tier 1
64%
200 products

Top products in this price tier

#1
B09HR5KSR8
$29.00
50k Units Sold/mo
Unlock Top Performers
#2
$10.00 ~ $20.00
Tier 2
17%
52 products
$50.00 ~ $100.00
Tier 3
14%
43 products
$0.00 ~ $10.00
5%
Unlock to view all price tier distributions and their ASIN sales contributions

"K18 leave in conditioner" Search Volume and Market Trends on Amazon

Amazon keyword search volume data for "k18 leave in conditioner" 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 2026-07-19 to 2026-07-25, the Amazon USweekly search volume for "k18 leave in conditioner" was approximately 596 searches. The keyword currently holds an Amazon Search Frequency Rank (SFR) of #310,873, climbing 42,853 positions from the previous week. Additionally, the top 3 products for this keyword capture 70.5% of the total click share and 60.5% of the conversion share, indicating the level of market concentration.

Amazon Search Term
Weekly

k18 leave in conditioner

ASINSIGHT
Search Frequency Rank
310,873
42,853
Search Volume
596
14.4%
Top 3 Click Share
70.5%
Top 3 Conv. Share
60.5%

Search Volume Trend

Past 3 Years
Past 4 Months
Recent 8 months
Weekly Search Volume
596
View full trends for the past 3 years
JulAugSepOctNovDecJanFebMarAprMayJunJul
Multi-Dimensional Data

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