swell no more
Skip itA small market ($31K/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Quality gap
Incredible3.9★avg incumbent rating — lower means beatable quality
Price range
Incredible$15.11–$98.49cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Great$48.52avg listing price — sweet spot $15–$100
Conversion
Great9.7%search→purchase rate — share of searches ending in a sale
Review moat
Okay1,816.78avg incumbent reviews — the moat a new listing must climb
Growth
Bad-6.3%90-day search growth — must beat 0% to launch
Competition
Bad86%top-5 click share — a locked-up shelf
Brand share
Bad95%top-5 brand share — brand-locked demand
Market size
Bad$31K$31K/yr · 7K searches
According to Flapen's Amazon United States niche tracking, swell no more is a $31K/yr Amazon United States market (7K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Jul–Aug–Sep–Oct. Verdict: Skip it — 47/100.
Data updated Jul 10, 2026 · scored weekly · How we score niches
swell no more market data
- Units sold / yr
- 500–750
- avg 100–250/product
- Revenue / yr
- $24K–$36K
- units × avg price
- Conversion rate
- 9.7%
- Avg BSR
- #1,803
- Page quality
- 0%
- Prime
- 89%
- Sponsored
- 78%
- Out of stock
- 6.6%
- Avg brand age
- 57 months
- Avg seller age
- 146 days
Competition & brand share
The top 5 products capture 86% of clicks — a locked-up shelf that new listings rarely crack.Brands
5 rising
Sellers
6
Top-5 brand share
95%
Top 20: 95%
Top-5 click share
86%
Top 20: 100%
Open market
0%
- swell no more81%
- Harvest Vitality5%
- --5%
- Generic4%
- Infuzix3%
- ANDREW LESSMAN2%
Demand & seasonality
Weekly Amazon search volume, last 70 weeks — -6.3% search growth over the last 90 days.Peak months: Jul, Aug, Sep, Oct · busiest ÷ quietest = 2.9×
Top swell no more 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 9 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Water Pills Natural Diuretic Lymphatic Drainage Lymphatic Support Reduces Swelling Swollen Legs Swollen Feet & Ankles Puffy Eyes Edema Bloating Relief Reduces Water Retention & Fluid Retention
swell no more$58.383.8★453 rev
Water Pills Diuretic for Water Retention Swelling Edema Bloating & Puffy Eyes Lymphatic Drainage Supplement 3 Pack Best Value Fluid Balance & Detox Support Swollen Feet Legs Ankles Relief
swell no more$98.493.8★664 rev
swell no more Swollen Feet and Ankles? Reduce Swelling Legs Edema Relief for Legs Edema Ankle Swelling Relief Water Pills for Swollen Legs Anti Bloat Puffy Face Reducer (1)
swell no more$53.763.6★48 rev
Water Pills Natural Diuretic Lymphatic Drainage Lymphatic Support Reduces Swelling Swollen Legs Swollen Feet & Ankles Puffy Eyes Edema Bloating Relief Reduces Water Weight & Water Retention
swell no more$75.073.8★453 rev
Natural Diuretic for Swollen Feet Ankles and Legs: Lipitrex Water Pills Contain Dandelion to Reduce Swelling in Your Foot Ankle or Leg. Includes Diuretics Targeted For Water Retention & Edema Relief
Harvest Vitality$28.653.8★1,511 rev
Newest
by launch dateswell no more Swollen Feet and Ankles? Reduce Swelling Legs Edema Relief for Legs Edema Ankle Swelling Relief Water Pills for Swollen Legs Anti Bloat Puffy Face Reducer (1)
swell no more$53.7648 rev
Listol: Reduce Swelling In Feet Ankles And Legs. Say Goodbye To Water Retention & Swelling With This Natural Diuretic. Alleviate Swollen Ankles Legs & Feet. Reclaim Your Comfort And Mobility Today
Infuzix$39.9273 rev
Swell No More for Water Retention Dietary Supplement 60 Tablets Relieves Puffiness Edema and Swelling
Generic$50.106 rev
Natural Diuretic for Swollen Feet Ankles and Legs: Lipitrex Water Pills Contain Dandelion to Reduce Swelling in Your Foot Ankle or Leg. Includes Diuretics Targeted For Water Retention & Edema Relief
Harvest Vitality$28.651,511 rev
Water Away Herbal Diuretic Pills High Strength - Fluid Retention Supplement with Dandelion Leaf Extract & Green Tea for Bloating Relief for Women & Men - Capsules for Leg & Feet Swelling - 90 Count
--$17.197,448 rev
Trending
90-day click momentumWater Pills Natural Diuretic Lymphatic Drainage Lymphatic Support Reduces Swelling Swollen Legs Swollen Feet & Ankles Puffy Eyes Edema Bloating Relief Reduces Water Weight & Water Retention
swell no more$75.073.8★
Swell No More for Water Retention Dietary Supplement 60 Tablets Relieves Puffiness Edema and Swelling
Generic$50.104.0★
Listol: Reduce Swelling In Feet Ankles And Legs. Say Goodbye To Water Retention & Swelling With This Natural Diuretic. Alleviate Swollen Ankles Legs & Feet. Reclaim Your Comfort And Mobility Today
Infuzix$39.923.9★
Water Pills Diuretic for Water Retention Swelling Edema Bloating & Puffy Eyes Lymphatic Drainage Supplement 3 Pack Best Value Fluid Balance & Detox Support Swollen Feet Legs Ankles Relief
swell no more$98.493.8★
swell no more Swollen Feet and Ankles? Reduce Swelling Legs Edema Relief for Legs Edema Ankle Swelling Relief Water Pills for Swollen Legs Anti Bloat Puffy Face Reducer (1)
swell no more$53.763.6★
What buyers say about swell no more
What buyers praise and complain about, mined from review topics.What buyers love
“It works”
“Excellent product”
“a lot cheaper than ordering it from HSN”
“Does exactly what it claims to do”
“I picked this up to help with occasional swelling in my feet and ankles, and so far its been a nice addition to my routine”
“controls the ankle swelling without medications”
“dissolves pretty quickly because of the powdered texture”
“Its easy to use, comfortable, and quickly became part of my daily routine”
“This product seems to be working”
“Seams to work really well”
What buyers complain about
“It doesn't work for me”
“Absolutely no help with inflammation”
“they made me nauseous even though I was not taking them on a empty stomach”
“Made venous reflux pain worse”
“Snake oil”
“it made my leg pain worse each of those nights”
“Waste of money for sure”
“Not only did I find the smell”
“My real issue is the smell and taste”
“It still wouldnt completely dissolve”
Common questions
- Is swell no more profitable to sell on Amazon United States?
- The niche generates $31K/yr across 9 tracked products. 90-day search growth is -6.3%. Flapen's verdict: Skip it (47/100).
- How competitive is the swell no more niche?
- 5 brands and 6 sellers compete. The top 5 products take 86% of clicks and top 5 brands hold 95% of demand.
- What do buyers complain about in swell no more?
- Top complaints mined from reviews: Functionality-Overall, Inflammation, Side Effects. The return rate is 0.0%.
- When does demand for swell no more peak?
- Demand peaks in Jul–Aug–Sep–Oct; the busiest month runs 2.9× the quietest.
- What does it cost to enter the swell no more niche?
- Listings span $15.11–$98.49; the average listing price is $48.52 (sweet spot $15–$100). The average incumbent carries 1,817 reviews — the moat a new listing must climb.