castor oil
Skip itA small market ($7K/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Incredible$25.72avg listing price — sweet spot $15–$100
Price range
Great$11.10–$50.61cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay77%top-5 brand share — brands hold most of the demand
Conversion
Okay3.0%search→purchase rate — share of searches ending in a sale
Competition
Okay70%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Review moat
Bad21,739.86avg incumbent reviews — the moat a new listing must climb
Growth
Bad-22.7%90-day search growth — must beat 0% to launch
Market size
Bad$7K$7K/yr · 9K searches
According to Flapen's Amazon Singapore niche tracking, castor oil is a $7K/yr Amazon Singapore market (9K searches/yr). The top 5 brands hold 77% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 37/100.
Data updated Jul 24, 2026 · scored weekly · How we score niches
castor oil market data
- Units sold / yr
- 250–500
- avg 0–100/product
- Revenue / yr
- $6K–$13K
- units × avg price
- Conversion rate
- 3.0%
- Avg BSR
- #47
- Page quality
- 0%
- Prime
- 50%
- Sponsored
- 14%
- Out of stock
- 0.0%
- Avg brand age
- 88 months
- Avg seller age
- 57 days
Competition & brand share
The top 5 products take 70% of clicks — established leaders, but buyers still shop beyond them.Brands
11 falling
Sellers
22
Top-5 brand share
77%
Top 20: 100%
Top-5 click share
70%
Top 20: 100%
Open market
15%
- Kate Blanc Cosmetics32%
- Handcraft Blends17%
- HERITAGE STORE13%
- Seven Minerals9%
- VITAL AFFAIR8%
- Now Foods8%
- Open — no brand owns it (5 brands, 15%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -22.7% search growth over the last 90 days.Peak months: Sep, Oct · busiest ÷ quietest = 1.9×
Top castor oil search terms
- castor oil6K/yr
- castor oil organic cold pressed hexane free1K/yr
- organic castor oil946/yr
- castor oil organic547/yr
Top castor oil products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 14 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Castor Oil (2oz) USDA Certified Organic 100% Pure Cold Pressed Hexane Free by Kate Blanc. Stimulate Growth for Eyelashes Eyebrows Hair. Lash Growth Serum. Brow Treatment. FREE Mascara Starter Kit
Kate Blanc Cosmetics$24.944.5★96,942 rev
Handcraft Blends Organic Castor Oil - 16 Fl Oz - 100% Pure and Natural - Premium Grade Carrier Oil for Hair Growth Eyelashes and Eyebrows - Hair and Body - Expeller-Pressed & Hexane-Free
Handcraft Blends$19.694.6★41,831 rev
HERITAGE STORE Organic Castor Oil Glass Bottle Cold Pressed Rich Hydration for Hair & Skin Bold Lashes & Brows 16oz
HERITAGE STORE$21.454.7★24,881 rev
VITAL AFFAIR Pure Castor Oil Organic Cold Pressed Unrefined Glass Bottle-USDA Certified for Castor Oil Pack Wrap for Face Hair Growth Eyelashes Eyebrows-16oz
VITAL AFFAIR$40.434.7★2,905 rev
Now Foods Castor Oil 473ml
Now Foods$11.104.6★30,404 rev
Newest
by launch date
NOW Solutions Organic Castor Oil 100% Pure Versatile Skin Care Multi-Purpose Skin Softener 16oz (473ml)
Now Foods$22.01185 rev
QUEEN OF THE THRONES Organic Golden Castor Oil - | 100% Pure & Expeller-Pressed for Hair Skin & Nails | Hexane Free | USDA Certified (8.4oz (250 ml))
QUEEN OF THE THRONES$50.6116,626 rev
Seven Minerals New 16 fl oz Glass Bottle Castor Oil Organic Cold Pressed Unrefined Glass Bottle Pack - 100% Pure USDA Certified Organic Hexane Free
Seven Minerals$49.877,714 rev
VITAL AFFAIR Pure Castor Oil Organic Cold Pressed Unrefined Glass Bottle-USDA Certified for Castor Oil Pack Wrap for Face Hair Growth Eyelashes Eyebrows-16oz
VITAL AFFAIR$40.432,905 rev
Fushi Organic Castor Oil 250 ml 100% Pure Cold and Freshly Pressed for Dry Skin and Hair Growth Eyelashes and Eyebrows Hexane-Free Natural Food Grade Sustainably Sourced (Packaging may vary)
Fushi$17.965,694 rev
Trending
90-day click momentumQUEEN OF THE THRONES Organic Golden Castor Oil - | 100% Pure & Expeller-Pressed for Hair Skin & Nails | Hexane Free | USDA Certified (8.4oz (250 ml))
QUEEN OF THE THRONES$50.614.7★
NOW Solutions Organic Castor Oil 100% Pure Versatile Skin Care Multi-Purpose Skin Softener 16oz (473ml)
Now Foods$22.014.7★
VITAL AFFAIR Pure Castor Oil Organic Cold Pressed Unrefined Glass Bottle-USDA Certified for Castor Oil Pack Wrap for Face Hair Growth Eyelashes Eyebrows-16oz
VITAL AFFAIR$40.434.7★
Cliganic USDA Organic Castor Oil 100% Pure (8oz with Eyelash Kit) - For Eyelashes Eyebrows Hair & Skin | Natural Cold Pressed Unrefined Hexane-Free
Cliganic$19.014.5★
Kate Blanc Cosmetics Castor Oil Organic (4oz) 100% Pure Cold Pressed Hexane Free. Natural Oil for Hair Eyelashes Eyebrows. Skin Moisturizer with Starter Kit
Kate Blanc Cosmetics$28.724.5★
What buyers say about castor oil
What buyers praise and complain about, mined from review topics.Top return reasons
Common questions
- Is castor oil profitable to sell on Amazon Singapore?
- The niche generates $7K/yr across 14 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -22.7%. Flapen's verdict: Skip it (37/100).
- How competitive is the castor oil niche?
- 11 brands and 22 sellers compete. The top 5 products take 70% of clicks and top 5 brands hold 77% of demand.
- When does demand for castor oil peak?
- Demand peaks in Sep–Oct; the busiest month runs 1.9× the quietest.
- What does it cost to enter the castor oil niche?
- Listings span $11.10–$50.61; the average listing price is $25.72 (sweet spot $15–$100). The average incumbent carries 21,740 reviews — the moat a new listing must climb.