Castor Oil Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Castor Oil sales on Amazon US totaled 191,000 units in July 2026 (▼ 11.8% vs. the prior month), generating an estimated $3,447,361 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 57.1% of unit volume and 48.3% of revenue, while a typical listing is priced at $19.56. The keyword itself pulled 491,561 Amazon queries over the same period (▲ 0.3% MoM).
Zooming out to the 12-month window ending July 2026, the castor oil Top 50 moved 2,645,300 units and $46,336,136 in cumulative sales — an average of 220,442 units and $3,861,345 per month. Monthly throughput topped out at 262,100 units in February 2026 and dipped to 125,300 in May 2026, leaving the latest reading 19.0% lower than August 2025.
Castor Oil Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
191K
▼ 11.8% MoM
Monthly Revenue 2026/07
$3.4M
▼ 17.6% MoM
Top 10 Market Share 2026/07
57.1%
Castor Oil Market Share & Sales Concentration on Amazon US — July 2026
The most-sold castor oil listing on Amazon US in July 2026 is ASIN B01NALN8Q9 (Brand: Kate Blanc Cosmetics), which sold 20,000 units at $9.99 apiece — equal to 10.5% of every unit tracked in this report.
The Top 10 ASINs account for 109,000 units and $1,663,910 in July 2026 — 57.1% of unit volume and 48.3% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Castor Oil' on Amazon
July 2026
Is 57.1% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
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Top 5 Volume Share breakdown
B01NALN8Q9
Kate Blanc Cosmetics Castor Oil Organic for Hair, Lashes, Face, Skin (2oz) | 100% Pure, Cold Pressed, Hexane Free Hair Oil in Glass Bottle. Lash Serum for Thicker-Looking Eyelashes & Eyebrows
20K
▲ 0.0%vs. prior month
$173.4K
latest month
12-month trend
B0734849YK
Handcraft Blends Organic Castor Oil 16 Fl Oz | 100% Pure and Natural | Premium Grade Carrier Oil | Hair, Eyelashes and Eyebrows | Hair and Body | Expeller-Pressed | Hexane-Free
20K
▲ 0.0%vs. prior month
$199.8K
latest month
12-month trend
B0013YYNDM
HERITAGE STORE Organic Castor Oil, Cold Pressed Hexane Free, 16 fl oz | Nourishing Treatment for Hair & Skin Care, Eyebrows & Lash Serum, Ideal for Castor Oil Packs, Glass Bottle, Vegan
10K
▼ 50.0%vs. prior month
$213.9K
latest month
12-month trend
B0C6Y478R5
Majestic Pure USDA Organic Castor Oil, 100% Pure & Natural Body Oil -8 FlOz | Cold Pressed & Hexane Free Ayurvedic Oil for Eyelashes, Eyebrows, Skin, Body, Face, Nails & Scalp
10K
▲ 0.0%vs. prior month
$79.9K
latest month
12-month trend
B0D9PP29TJ
Florisan USDA Certified Organic Castor Oil 16oz Glass Bottle, Cold Pressed, Hexane-Free, Non-GMO, Vegan, 100% Pure Castor Oil for Hair Growth, Skin, Lashes, Eyebrows, EWG Verified
10K
▲ 0.0%vs. prior month
$263.2K
latest month
12-month trend
B0DJMJS2Y3
Essentially KateS Castor Oil 16 Fl Oz (Glass Bottle) - Original - A Huge Glass Bottle with a Pump - 100% Pure and Natural, Cold Pressed, and Hexane-Free - Hair and Body
9K
▼ 10.0%vs. prior month
$86.5K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Castor Oil Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Kate Blanc Cosmetics is the best-performing castor oil brand in July 2026, moving 20,000 units across 1 ASIN for 18.3% of Top 10 volume. Handcraft Blends follows with 20,000 units (18.3%), ahead of Live Fraiche on 15,000 units (13.8%).
Volume is spread across 9 brands, with the top three holding 50.5% between them. No single label controls the shelf, which usually leaves room for a well-differentiated listing to take share without outspending an incumbent. Average selling prices among the leaders run from $8.99 to $14.99, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Kate Blanc Cosmetics
1 ASIN in Top 10
18.3%
Units
20K
Revenue
$173.4K
Avg. price
$9.99
B01NALN8Q9
$9.99·★4.5·118.1K revsKate Blanc Cosmetics Castor Oil Organic for Hair, Lashes, Face, Skin (2oz) | 100% Pure, Cold Pressed, Hexane Free Hair Oil in Glass Bottle. Lash Serum for Thicker-Looking Eyelashes & Eyebrows
Units sold20K
Handcraft Blends
1 ASIN in Top 10
18.3%
Units
20K
Revenue
$199.8K
Avg. price
$8.99
B0734849YK
$8.99·★4.6·58.1K revsHandcraft Blends Organic Castor Oil 16 Fl Oz | 100% Pure and Natural | Premium Grade Carrier Oil | Hair, Eyelashes and Eyebrows | Hair and Body | Expeller-Pressed | Hexane-Free
Units sold20K
Live Fraiche
2 ASINs in Top 10
13.8%
Units
15K
Revenue
$218.8K
Avg. price
$14.99
B01ICGFKDU
$13.99·★4.3·12.1K revsOrganic Castor Oil Lash Serum for Eyelash Growth Serum and Eyebrow Growth | Made in USA 100% Pure Hexane Free Cold Pressed Castor Oil Lash Conditioner Eyelash Serum, Eyebrow Serum for Full Lashes/Brows
Units sold8KB08CZYWRT1
$15.99·★4.4·8.4K revsOrganic Castor Oil Eyelash Growth Serum, Eyebrow Lash Serum for Hair Growth | 2oz Glass Bottle + Ready-to-Use Filled Dual Ended Tube. 100% Pure Cold Pressed Hexane-Free. For Hair & Skin. Made in USA.
Units sold7K
Trending Castor Oil Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, 2 ASINs forced its way in: B0DP31GV6L booked 8K units at $26.99, with ▲ 100.0% MoM change. On the growth side, B08VWLFJJ9 leads positive momentum with ▲ 600.0% MoM growth on 700 units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B0DP31GV6L
USDA Organic Castor Oil, 100% Pure Cold-Pressed Hexane-Free, 16 Oz | For Hair Growth, Stomach, Fuller Lashes & Brows, Skin Nourishment – Ricinoleic Fatty Acids, Unrefined, Glass Bottle with Pump
Price
$26.99
Rating
4.6
Reviews
1.6K
Latest month sales
B08CZYWRT1
Organic Castor Oil Eyelash Growth Serum, Eyebrow Lash Serum for Hair Growth | 2oz Glass Bottle + Ready-to-Use Filled Dual Ended Tube. 100% Pure Cold Pressed Hexane-Free. For Hair & Skin. Made in USA.
Price
$15.99
Rating
4.4
Reviews
8.4K
Latest month sales
B08VWLFJJ9
Cliganic Organic Castor Oil, 100% Pure (4 oz Glass Bottle with Eyelash Kit) - For Eyelashes, Eyebrows, Hair & Skin
Unlock to view ASIN details and product titles
Price
$9.98
Rating
4.4
Reviews
6K
Latest month sales
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