---
title: "Capsules Size 1 — $47K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/capsules-size-1"
last_updated: "2026-08-10T18:26:44.272Z"
locale: en
meta:
description: "Niche score 37/100 · $47K/yr market · 35K searches/yr · $10.00 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 37/100 · $47K/yr market · 35K searches/yr · $10.00 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Capsules Size 1 — $47K/yr Amazon US Niche (2026) - Flapen"
---
# **capsules size 1**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 12Growth 33Conversion 96Competition 20Returns 100Price range 43Avg price 33Brand share 0Review moat 40Quality gap 24
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****13.4%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Okay****$5.69–$21.92**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Okay****2,527**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Okay****+6.6%**
90-day search growth — must beat 0% to launch
**Avg price**
**Okay****$10.00**
avg listing price — sweet spot $15–$100
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****76%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$47K**
$47K/yr · 35K searches
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, capsules size 1 is a $47K/yr Amazon United States market (35K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 37/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **capsules size 1 market data**
- **Units sold / yr**
- **4K–5K**
- avg 250–500/product
- **Revenue / yr**
- **$40K–$50K**
- units × avg price
- **Conversion rate**
- **13.4%**
- **Avg BSR**
- **#1,904**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **91%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **96 months**
- **Avg seller age**
- **209 days**
## **Competition & brand share**
The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▼falling
**Sellers**
**6**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**76%**
Top 20: 100%
**Open market**
**0%**
- XPRS Nutra76% - wananfu11% - EaccoViigr8% - Capsule Connection3% - Angtai JN2%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +6.6% search growth over the last 90 days.
1K600Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.2×
[**Open Trend **](https://flapen.com/research/us/health-household/capsules-size-1/trend)
## **Top capsules size 1 search terms**
- **empty capsules size 1**13K/yr+16.7%8.5% conv. - **size 1 capsules**4K/yr+29.5%11.9% conv. - **capsules size 1**5K/yr+0.2%10.6% conv. - **empty pill capsules size 1**5K/yr-13.7%11.0% conv. - **gelatin capsules size 1**3K/yr+21.5%12.7% conv. - **gel capsules empty size 1**2K/yr-3.3%14.5% conv. - **size 1 capsules empty**3K/yr-33.7%12.1% conv. [**All search terms **](https://flapen.com/research/us/health-household/capsules-size-1/search-terms)
## **Top capsules size 1 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%$5K20%$9K30%$14K40%$19K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**XPRS Nutra Size 1 Empty Capsules - 100 Count Clear Empty Vegan Capsules - Vegetarian Pills - DIY Vegetable Capsule Filling- Veggie Pill Caps for Do-It-Yourself Supplements**XPRS Nutra**$7.06**4.7★4,691 rev](https://www.amazon.com/dp/B07X5N6W42) [2**XPRS Nutra Size 1 Empty Capsules - 500 Count Clear Empty Vegan Capsules - Vegetarian Pills - DIY Vegetable Capsule Filling- Veggie Pill Caps for Do-It-Yourself Supplements**XPRS Nutra**$10.13**4.7★4,691 rev](https://www.amazon.com/dp/B07X7Z367H) [3**wananfu Size 1 Empty Capsules Vegetarian (100 Count) Bundle with Micro Lab Spoon Clear Fillable Veggie Pill Capsules Size 1 for Making Your Own Supplements**wananfu**$6.29**4.6★475 rev](https://www.amazon.com/dp/B09HRP68HQ) [4**XPRS Nutra Size 1 Empty Capsules - 100 Count Clear Empty Gelatin Capsules - Empty Pill Capsules - DIY Capsule Filling - Fillable Pure Bovine Pill Gel Caps Pills for Do-It-Yourself Supplements**XPRS Nutra**$6.96**4.5★479 rev](https://www.amazon.com/dp/B01BI7PP44) [5**EaccoViigr Size 1 Empty Capsules - 150 Count Clear Empty Pill Capsules Size 1 with Capsule Filling Kit Fillable Vegan Vegetarian Capsule Empty for Vitamins Easy for DIY Supplements**EaccoViigr**$7.07**4.6★34 rev](https://www.amazon.com/dp/B0GGJ2Z561)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**EaccoViigr Size 1 Empty Capsules - 150 Count Clear Empty Pill Capsules Size 1 with Capsule Filling Kit Fillable Vegan Vegetarian Capsule Empty for Vitamins Easy for DIY Supplements**EaccoViigr**$7.07**34 rev1y ago](https://www.amazon.com/dp/B0GGJ2Z561) [**Angtai JN Capsules Size 1 Empty Gelatin Pill Gel Caps Pure Bovine Clear (100 Count) Gluten Free Non-GMO Halal Certified Filling Kit with 2 Spoons for DIY Your Own Supplements**Angtai JN**$5.69**234 rev2y ago](https://www.amazon.com/dp/B0CPHWBF5B) [**XPRS Nutra Vegan Size 1 Separated Capsules - 1000 Count Clear Premium Empty Capsules Separated in Bags - Pills 1 for DIY Supplement Filling**XPRS Nutra**$21.92**242 rev4y ago](https://www.amazon.com/dp/B09M7QJSFJ) [**wananfu Size 1 Empty Capsules Vegetarian (100 Count) Bundle with Micro Lab Spoon Clear Fillable Veggie Pill Capsules Size 1 for Making Your Own Supplements**wananfu**$6.29**475 rev4y ago](https://www.amazon.com/dp/B09HRP68HQ) [**XPRS Nutra Size 1 Empty Capsules - 500 Count Empty Gelatin Capsules - Pills DIY Capsule Filling - Pure Bovine Pill Gel Caps for Do-It-Yourself Supplements (Clear)**XPRS Nutra**$10.08**1,341 rev7y ago](https://www.amazon.com/dp/B01BI8VAZ6)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**XPRS Nutra Size 1 Empty Capsules - 1000 Count Empty Gelatin Capsules - Pills DIY Capsule Filling - Pure Bovine Pill Gel Caps for Do-It-Yourself Supplements (Clear)**XPRS Nutra**$14.08**4.7★**▲ 86%**](https://www.amazon.com/dp/B01BI7H5OM) [**EaccoViigr Size 1 Empty Capsules - 150 Count Clear Empty Pill Capsules Size 1 with Capsule Filling Kit Fillable Vegan Vegetarian Capsule Empty for Vitamins Easy for DIY Supplements**EaccoViigr**$7.07**4.6★**▲ 69%**](https://www.amazon.com/dp/B0GGJ2Z561) [**XPRS Nutra Size 0 Empty Capsules - 500 Count Clear Empty Vegan Capsules - Vegetarian Pills - DIY Vegetable Capsule Filling - Veggie Pill Caps for Do-It-Yourself Supplements**XPRS Nutra**$10.11**4.6★**▲ 66%**](https://www.amazon.com/dp/B07X81P5S9) [**XPRS Nutra Vegan Size 1 Separated Capsules - 1000 Count Clear Premium Empty Capsules Separated in Bags - Pills 1 for DIY Supplement Filling**XPRS Nutra**$21.92**4.6★**▲ 42%**](https://www.amazon.com/dp/B09M7QJSFJ) [**XPRS Nutra Size 1 Empty Capsules - 100 Count Clear Empty Gelatin Capsules - Empty Pill Capsules - DIY Capsule Filling - Fillable Pure Bovine Pill Gel Caps Pills for Do-It-Yourself Supplements**XPRS Nutra**$6.96**4.5★**▲ 24%**](https://www.amazon.com/dp/B01BI7PP44)
**~~View all trending →~~**
## **What buyers say about capsules size 1**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**25%
*“Solid quality capsules”*
**Advertised Vs Actual Product**13%
*“As advertised”*
**Value For Money**10%
*“Good value”*
**Size-Overall**8%
*“Great size”*
**Ease Of Use**8%
*“Easy to use”*
**Dosage**5%
*“Excellent Product for Accurate Dosing of Oil-based Products”*
**Vegan/Organic**5%
*“One thing I really appreciate is that these capsules are vegan”*
**Efficiency**3%
*“Seems like a pretty good value for this amount of pill capsules”*
**Ingredients-Overall**3%
*“Very helpful for other herbal products”*
**Ease Of Chewing/Swallowing**3%
*“Easy to fill and swallow”*
### **What buyers complain about **
**Taste-Overall**12%
*“These have a horrible chemical taste”*
**Ease Of Use**8%
*“It's a chore”*
**Size-Overall**8%
*“they don't fit much though”*
**Smell**6%
*“Most have a faint aroma”*
**Quality-Overall**6%
*“Bad Quality”*
**Storage Temperature**6%
*“They will melt”*
**Bitter**6%
*“tylan powder is very bitter making it challenging for him to eat food”*
**Durability**6%
*“They break easily”*
**Absorbency**3%
*“working with something that you don't want absorbing into your skin”*
**Value For Money**2%
*“I bought these caps to fill with powdered eggshell membrane-- which is now ridiculously expensive to buy in my preferred capsule form”*
### **Top return reasons **
**Size-Overall**80%
**Material Quality**20%
## **Common questions**
- **Is capsules size 1 profitable to sell on Amazon United States?**
- The niche generates $47K/yr across 11 tracked products. 90-day search growth is +6.6%. Flapen's verdict: Skip it (37/100).
- **How competitive is the capsules size 1 niche?**
- 5 brands and 6 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in capsules size 1?**
- Top complaints mined from reviews: Taste-Overall, Ease Of Use, Size-Overall. The return rate is 0.0%.
- **When does demand for capsules size 1 peak?**
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- **What does it cost to enter the capsules size 1 niche?**
- Listings span $5.69–$21.92; the average listing price is $10.00 (sweet spot $15–$100). The average incumbent carries 2,527 reviews — the moat a new listing must climb.
## **Related niches in Health & Household**
- 76 [**cedar oil**](https://flapen.com/research/us/health-household/cedar-oil)$1.2M/yr+214.4%**Launch it**- 77 [**nutrapure glp1 cutting mix**](https://flapen.com/research/us/health-household/nutrapure-glp1-cutting-mix)$149K/yr+940.2%**Worth a look**- 77 [**dexcom g7**](https://flapen.com/research/us/health-household/dexcom-g7)$2.0M/yr+39.9%**Launch it**- 77 [**purelia**](https://flapen.com/research/us/health-household/purelia)$635K/yr+359.7%**Worth a look**- 77 [**graduation napkins**](https://flapen.com/research/us/health-household/graduation-napkins)$302K/yr+385.7%**Worth a look**- 77 [**credit card wand**](https://flapen.com/research/us/health-household/credit-card-wand)$418K/yr+101.3%**Worth a look**[**All Health & Household niches **](https://flapen.com/research/us/health-household)