---
title: "Castor Oil Spray — $400K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/castor-oil-spray"
last_updated: "2026-08-10T17:17:25.636Z"
locale: en
meta:
description: "Niche score 50/100 · $400K/yr market. Brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 50/100 · $400K/yr market. Brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Castor Oil Spray — $400K/yr Amazon US Niche (2026) - Flapen"
---
# **castor oil spray**
**Worth a look**
Shows low returns (0.7%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.
Market size 55Growth 22Conversion 52Competition 75Returns 96Price range 72Avg price 48Brand share 0Review moat 50Quality gap 38
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Competition**
**Great****40%**
top-5 click share — an open shelf
**Price range**
**Good****$6.95–$36.02**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Good****$400K**
$400K/yr · 799K searches
**Conversion**
**Good****4.3%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Okay****1,533.77**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Okay****$11.75**
avg listing price — sweet spot $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-6.7%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, castor oil spray is a $400K/yr Amazon United States market (799K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Dec. Verdict: Worth a look — 50/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **castor oil spray market data**
- **Units sold / yr**
- **30K–40K**
- avg 500–750/product
- **Revenue / yr**
- **$353K–$470K**
- units × avg price
- **Conversion rate**
- **4.3%**
- **Avg BSR**
- **#761**
- **Page quality**
- **0%**
- **Prime**
- **92%**
- **Sponsored**
- **90%**
- **Out of stock**
- **0.4%**
- **Avg brand age**
- **62 months**
- **Avg seller age**
- **132 days**
## **Competition & brand share**
Clicks spread well past the top 5 (40% combined) — an open shelf where new products get seen.
**Brands**
**4 **▲rising
**Sellers**
**81**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**40%**
Top 20: 81%
**Open market**
**0%**
- As I Am89% - Thank God It's Natural9% - Aunt Jackie's1% - I AM1% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -6.7% search growth over the last 90 days.
20K15KHoliday '24Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Dec · busiest ÷ quietest = 2.8×
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/castor-oil-spray/trend)
## **Top castor oil spray search terms**
- **as i am**539K/yr-5.1%3.7% conv. - **tgin butter cream daily moisturizer**36K/yr+7.9%2.5% conv. - **tgin butter cream**36K/yr-22.3%2.3% conv. - **as i am double butter cream**36K/yr-12.7%9.1% conv. - **as i am hair products**38K/yr-16.5%2.6% conv. - **tgin daily moisturizer**12K/yr-2.3%1.6% conv. - **tgin moisturizer**11K/yr-4.8%1.3% conv. - **asiam hair products**16K/yr-20.7%3.9% conv. - **as i am moisturizer**11K/yr-0.4%5.9% conv. - **asiam**10K/yr-22.6%3.9% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/castor-oil-spray/search-terms)
## **Top castor oil spray 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.
0%4%$16K8%$32K12%$48K16%$64K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**As I Am Double Butter Rich Daily Moisturizer 16 Ounce**As I Am**$15.40**4.6★10,115 rev](https://www.amazon.com/dp/B00658N04Y) [2**As I Am JBCO Water 16 oz - Nano Curl Strengthener - Moisturizes and Detangles - Anti-Frizz - Increases Fiber Strength - Enriched with Jamaican Black Castor Oil Vitamin C and Vitamin E Red**As I Am**$7.28**4.5★2,965 rev](https://www.amazon.com/dp/B07XPFTGHR) [3**tgin Butter Cream Daily Moisturizer and Honey Miracle Hair Mask Duo for Curly Coily and Wavy Hair Rich Moisture and Deep Conditioning for Dry Hair 12 oz (Set)**Thank God It's Natural**$36.02**4.4★172 rev](https://www.amazon.com/dp/B09Q9B9QZB) [4**As I Am Leave-In Conditioner 237ml/8 fl oz.**As I Am**$8.82**4.6★7,890 rev](https://www.amazon.com/dp/B0065R18TY) [5**As I Am Bond Water - 16 oz - with Moringa Amla & Ceramides - Hair Repair Treatment For Damaged Hair**As I Am**$9.86**4.5★381 rev](https://www.amazon.com/dp/B0DVBN5C8G)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**As I Am Coconut Water 16 fl oz - with Coconut Aloe Vera and Ceramides - Supports healthy-looking hair and scalp**As I Am**$9.41**21 rev7mo ago](https://www.amazon.com/dp/B0G2N17DK3) [**As I Am Batana Oil 2 fl oz - with Ceramides and Cedarwood Extract - Helps support healthy hair growth & strengthens damaged hair**As I Am**$10.90**53 rev7mo ago](https://www.amazon.com/dp/B0G2MWV1JD) [**As I Am Dry & Itchy Water 16 fl oz - with Aloe Vera Ceramides and Copper Tripeptide - Refreshes hydrates and calms dry and itchy scalp**As I Am**$9.87**45 rev7mo ago](https://www.amazon.com/dp/B0G2MXN1C5) [**As I Am Coconut Leave In Conditioner 16 fl oz - Hydrates softens boosts shine & prepares hair for styling**As I Am**$13.61**10 rev7mo ago](https://www.amazon.com/dp/B0G2MZYFK1) [**As I Am Bond Water - 16 oz - with Moringa Amla & Ceramides - Hair Repair Treatment For Damaged Hair**As I Am**$9.86**381 rev1y ago](https://www.amazon.com/dp/B0DVBN5C8G)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**As I Am Coconut Water 16 fl oz - with Coconut Aloe Vera and Ceramides - Supports healthy-looking hair and scalp**As I Am**$9.41**4.8★**▲ 269%**](https://www.amazon.com/dp/B0G2N17DK3) [**As I Am Coconut Leave In Conditioner 16 fl oz - Hydrates softens boosts shine & prepares hair for styling**As I Am**$13.61**4.9★**▲ 259%**](https://www.amazon.com/dp/B0G2MZYFK1) [**As I Am Dry & Itchy Water 16 fl oz - with Aloe Vera Ceramides and Copper Tripeptide - Refreshes hydrates and calms dry and itchy scalp**As I Am**$9.87**4.3★**▲ 205%**](https://www.amazon.com/dp/B0G2MXN1C5) [**As I Am Bond Leave-In Conditioner - 8 oz - Bond Repair Treatment For Damaged Hair - with Moringa Amla & Ceramides**As I Am**$9.95**4.5★**▲ 132%**](https://www.amazon.com/dp/B0DVBJFLCV) [**As I Am Curling Creme - 8 ounce (Classic Collection) - Lightweight Curl & Coil Definer - Hi-Definition and Shine**As I Am**$10.73**4.5★**▲ 91%**](https://www.amazon.com/dp/B07MCDGJZJ)
**~~View all trending →~~**
## **What buyers say about castor oil spray**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Smell**19%
*“soothing smell”*
**Moist/Dry**15%
*“Good moisturizer”*
**Quality-Overall**11%
*“Excellent product”*
**Soft Feel**6%
*“Hair so soft”*
**Suitability Curly Hair**5%
*“Great shampoo for curly hair”*
**Hair Growth**4%
*“Helps with hair growth”*
**Value For Money**4%
*“Worth The Buy”*
**Efficiency**3%
*“It is effective”*
**Suitability Straight Hair**2%
*“It's very good for my type of hair”*
**Allergies**2%
*“it doesnt irritate or anything bad”*
### **What buyers complain about **
**Smell**10%
*“I don't love the smell”*
**Allergies**7%
*“If you are allergic to scents and chemicals”*
**Leak-Proof**6%
*“Arrived leaking”*
**Moist/Dry**5%
*“It does not moisturize”*
**Oily/Greasy**4%
*“can get very oily”*
**Size-Overall**4%
*“The bottle is small”*
**Product Condition**3%
*“it looks like it was already used”*
**Ingredients-Overall**3%
*“the bottle I got DOES NOT contain as advertised”*
**Functionality-Overall**3%
*“Didnt work for me”*
**Thickness**2%
*“thinner than it was keaving sparce areas everywhere”*
### **Top return reasons **
**Leak-Proof**29%
**Smell**12%
**Advertised Vs Actual Product**9%
**Moist/Dry**6%
**Suitability Short Hair**5%
**Product Condition**4%
**Functionality-Overall**4%
**Defective Material/Parts**3%
**Damage/Burn Hair**2%
**Oily/Greasy**2%
## **Common questions**
- **Is castor oil spray profitable to sell on Amazon United States?**
- The niche generates $400K/yr across 39 tracked products. 6 of 6 products launched in the last 360 days are still selling. 90-day search growth is -6.7%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the castor oil spray niche?**
- 4 brands and 81 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in castor oil spray?**
- Top complaints mined from reviews: Smell, Allergies, Leak-Proof. The return rate is 0.7%.
- **When does demand for castor oil spray peak?**
- Demand peaks in Jan–Dec; the busiest month runs 2.8× the quietest.
- **What does it cost to enter the castor oil spray niche?**
- Listings span $6.95–$36.02; the average listing price is $11.75 (sweet spot $15–$100). The average incumbent carries 1,534 reviews — the moat a new listing must climb.
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