---
title: "Sci — $103K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/sci"
last_updated: "2026-08-06T20:53:42.597Z"
locale: en
meta:
description: "Niche score 38/100 · $103K/yr market · 739K searches/yr · $24.56 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 38/100 · $103K/yr market · 739K searches/yr · $24.56 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Sci — $103K/yr Amazon US Niche (2026) - Flapen"
---
# **sci**
**Skip it**
Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.
Market size 25Growth 25Conversion 7Competition 29Returns 96Price range 88Avg price 95Brand share 6Review moat 94Quality gap 14
**Returns**
**Incredible****0.8%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$24.56**
avg listing price — sweet spot $15–$100
**Review moat**
**Great****113.93**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Great****$9.49–$69.86**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Okay****67%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Okay****$103K**
$103K/yr · 739K searches
**Growth**
**Okay****+0.2%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.8★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Bad****0.6%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, sci is a $103K/yr Amazon United States market (739K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jan–Feb–Mar. Verdict: Skip it — 38/100.
Data updated Jul 15, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sci market data**
- **Units sold / yr**
- **3K–4K**
- avg 100–250/product
- **Revenue / yr**
- **$74K–$98K**
- units × avg price
- **Conversion rate**
- **0.6%**
- **Avg BSR**
- **#1,327**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **86%**
- **Out of stock**
- **8.6%**
- **Avg brand age**
- **51 months**
- **Avg seller age**
- **155 days**
## **Competition & brand share**
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**6 **—flat
**Sellers**
**7**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**67%**
Top 20: 100%
**Open market**
**0%**
- Artekas Innovation39% - Hznxolrc24% - FSbbTaibanle20% - 33RD PARALLEL SOAP CO.8% - Soapeauty6% - Talsen Chemicals3% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +0.2% search growth over the last 90 days.
20K15KHoliday '24Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Mar · busiest ÷ quietest = 3.0×
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/sci/trend)
## **Top sci search terms**
- **sci**706K/yr-0.1%0.2% conv. - **sodium cocoyl isethionate**15K/yr-4.5%6.8% conv. - **sci powder**8K/yr+37.3%6.9% conv. - **sodium cocoyl isethionate powder**4K/yr-14.2%9.8% conv. - **sodium cocoate**3K/yr-13.5%1.2% conv. - **isethionate**2K/yr+192.9%0.2% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/sci/search-terms)
## **Top sci 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%10%$10K20%$21K30%$31K40%$41K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Artekas Innovation SODIUM COCOYL ISETHIONATE (SCI) Powder - Mild Foaming Surfactant for DIY Shampoo Bars Body Wash & Cleansers Sulfate-Free Plant-Based Cosmetic Grade - 200 g | 7.06 oz**Artekas Innovation**$13.81**4.8★334 rev](https://www.amazon.com/dp/B08W3T2QHZ) [2**7 oz Sodium Cocoyl Isethionate Premium Sodium Cocoyl Isethionate (SCI) Powder Amazing Bubbles Gentle on Skin Biodegradable Suitable for Making Bath Bombs (7Ounce (Pack of 1))**FSbbTaibanle**$10.20**4.7★109 rev](https://www.amazon.com/dp/B0DQ9FYWVM) [3**Artekas Innovation SODIUM COCOYL ISETHIONATE (SCI) Powder - Mild Foaming Surfactant for DIY Shampoo Bars Body Wash & Cleansers Sulfate-Free Plant-Based Cosmetic Grade - 21.17 Oz**Artekas Innovation**$30.26**4.8★200 rev](https://www.amazon.com/dp/B08W3RMS5P) [4**21.17 oz Sodium Cocoyl Isethionate Premium Sodium Cocoyl Isethionate (SCI) Powder Amazing Bubbles Gentle on Skin Biodegradable Suitable for Making Bath Bombs Bath Truffles and More**Hznxolrc**$29.47**4.7★161 rev](https://www.amazon.com/dp/B09WJYHRKL) [5**3.5 lb Sodium Cocoyl Isethionate Premium Sodium Cocoyl Isethionate (SCI) Powder Amazing Bubbles Gentle on Skin Biodegradable Suitable for Making Bath Bombs Bath Truffles and More**Hznxolrc**$69.86**4.8★77 rev](https://www.amazon.com/dp/B0CQZP1K1H)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Sodium Cocoyl Isethionate (SCI) Powder (8oz) | Natural Gentle Coconut-Based Cleanser Sulfate-Free Surfactant for Shampoo Bars Body Wash Facial Cleanser & Syndet Bars | 8 OUNCES**33RD PARALLEL SOAP CO.**$13.03**2 rev9mo ago](https://www.amazon.com/dp/B0FRYJ4K1G) [**Sodium Cocoyl Isethionate (SCI) Powder (1 Lbs / 16oz) | Natural Gentle Coconut-Based Cleanser Sulfate-Free Surfactant for Shampoo Bars Body Wash Facial Cleanser & Syndet Bars | 1 POUND**33RD PARALLEL SOAP CO.**$23.79**7 rev9mo ago](https://www.amazon.com/dp/B0FRYR52R9) [**Sodium Cocoyl Isethionate (SCI) Noodles (1 Lbs / 16oz) | Natural Gentle Coconut-Based Cleanser Sulfate-Free Surfactant for Shampoo Bars Body Wash Facial Cleanser & Syndet Bars | 1 POUND**33RD PARALLEL SOAP CO.**$21.45**9 rev9mo ago](https://www.amazon.com/dp/B0FRWVG78X) [**1 Pound Sodium Cocoyl Isethionate Premium Sodium Cocoyl Isethionate (SCI) Powder Amazing Bubbles Gentle on Skin Biodegradable Suitable for Making Bath Bombs**FSbbTaibanle**$22.22**109 rev1y ago](https://www.amazon.com/dp/B0DQF38PM1) [**7 oz Sodium Cocoyl Isethionate Premium Sodium Cocoyl Isethionate (SCI) Powder Amazing Bubbles Gentle on Skin Biodegradable Suitable for Making Bath Bombs (7Ounce (Pack of 1))**FSbbTaibanle**$10.20**109 rev1y ago](https://www.amazon.com/dp/B0DQ9FYWVM)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Sodium Cocoyl Isethionate (SCI) Powder (8oz) | Natural Gentle Coconut-Based Cleanser Sulfate-Free Surfactant for Shampoo Bars Body Wash Facial Cleanser & Syndet Bars | 8 OUNCES**33RD PARALLEL SOAP CO.**$13.03**4.5★**▲ 206%**](https://www.amazon.com/dp/B0FRYJ4K1G) [**Sodium Cocoyl Isethionate (SCI) Powder (1 Lbs / 16oz) | Natural Gentle Coconut-Based Cleanser Sulfate-Free Surfactant for Shampoo Bars Body Wash Facial Cleanser & Syndet Bars | 1 POUND**33RD PARALLEL SOAP CO.**$23.79**5.0★**▲ 93%**](https://www.amazon.com/dp/B0FRYR52R9) [**7 oz Sodium Cocoyl Isethionate Premium Sodium Cocoyl Isethionate (SCI) Powder Amazing Bubbles Gentle on Skin Biodegradable Suitable for Making Bath Bombs (7Ounce (Pack of 1))**FSbbTaibanle**$10.20**4.7★**▲ 47%**](https://www.amazon.com/dp/B0DQ9FYWVM) [**Artekas Innovation SODIUM COCOYL ISETHIONATE (SCI) Powder - Mild Foaming Surfactant for DIY Shampoo Bars Body Wash & Cleansers Sulfate-Free Plant-Based Cosmetic Grade - 21.17 Oz**Artekas Innovation**$30.26**4.8★**▲ 32%**](https://www.amazon.com/dp/B08W3RMS5P) [**Sodium Cocoyl Isethionate (SCI) Noodles (1 Lbs / 16oz) | Natural Gentle Coconut-Based Cleanser Sulfate-Free Surfactant for Shampoo Bars Body Wash Facial Cleanser & Syndet Bars | 1 POUND**33RD PARALLEL SOAP CO.**$21.45**4.8★**▲ 29%**](https://www.amazon.com/dp/B0FRWVG78X)
**~~View all trending →~~**
## **What buyers say about sci**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**50%
*“Exceptional product and excellent seller”*
**Efficiency**15%
*“Works well”*
**Ingredients-Overall**8%
*“Soap additives”*
**Ease Of Use**8%
*“Eazy to use”*
**Value For Money**8%
*“good value”*
**Foam**8%
*“worked good with nice foaming action”*
**Lather**4%
*“Worked great making foaming whipped soap base”*
### **Top return reasons **
**Value For Money**25%
**Functionality-Overall**19%
**Leak-Proof**19%
**Gap/Hole**6%
**Smell**6%
**Instructions/User Manual/Troubleshooting**6%
**Certifications**6%
**Color**6%
**Texture/Consistency-Overall**3%
**Advertised Vs Actual Product**3%
## **Common questions**
- **Is sci profitable to sell on Amazon United States?**
- The niche generates $103K/yr across 14 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is +0.2%. Flapen's verdict: Skip it (38/100).
- **How competitive is the sci niche?**
- 6 brands and 7 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 97% of demand.
- **When does demand for sci peak?**
- Demand peaks in Jan–Feb–Mar; the busiest month runs 3.0× the quietest.
- **What does it cost to enter the sci niche?**
- Listings span $9.49–$69.86; the average listing price is $24.56 (sweet spot $15–$100). The average incumbent carries 114 reviews — the moat a new listing must climb.
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