---
title: "Calm Legs — $107K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/calm-legs"
last_updated: "2026-08-10T16:15:27.469Z"
locale: en
meta:
description: "Niche score 47/100 · $107K/yr market · 34K searches/yr · $23.78 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $107K/yr market · 34K searches/yr · $23.78 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Calm Legs — $107K/yr Amazon US Niche (2026) - Flapen"
---
# **calm legs**
**Skip it**
Soft demand (-39.7% this quarter) — this niche doesn't clear our bar today.
Market size 26Growth 5Conversion 96Competition 11Returns 100Price range 83Avg price 95Brand share 26Review moat 24Quality gap 80
**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
**Avg price**
**Incredible****$23.78**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$8.30–$54.74**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$107K**
$107K/yr · 34K searches
**Brand share**
**Okay****90%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Bad****5,915.22**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****87%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-39.7%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, calm legs is a $107K/yr Amazon United States market (34K searches/yr). The top 5 brands hold 90% of demand. Demand peaks in Jan–Aug. Verdict: Skip it — 47/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **calm legs market data**
- **Units sold / yr**
- **3K–4K**
- avg 250–500/product
- **Revenue / yr**
- **$71K–$95K**
- units × avg price
- **Conversion rate**
- **13.4%**
- **Avg BSR**
- **#1,476**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.5%**
- **Avg brand age**
- **78 months**
- **Avg seller age**
- **161 days**
## **Competition & brand share**
The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▲rising
**Sellers**
**75**
**Top-5 brand share**
**90%**
Top 20: 100%
**Top-5 click share**
**87%**
Top 20: 100%
**Open market**
**6%**
- Calm Legs50% - Hyland's14% - Real Science Nutrition11% - MagniLife9% - Thinbi5% - Approved Science4% - Open — no brand owns it (2 brands, 6%)
## **Demand & seasonality**
Weekly Amazon search volume, last 95 weeks — -39.7% search growth over the last 90 days.
600400Holiday '24Spike '25Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Jan, Aug · busiest ÷ quietest = 3.4×
[**Open Trend **](https://flapen.com/research/us/health-household/calm-legs/trend)
## **Top calm legs search terms**
- **seratame for restless leg syndrome**19K/yr-51.4%3.8% conv. - **calm legs**6K/yr+15.6%23.9% conv. - **calm legs for restless leg syndrome**4K/yr-40.4%26.1% conv. - **seratame for restless legs**4K/yr-43.5%2.2% conv. [**All search terms **](https://flapen.com/research/us/health-household/calm-legs/search-terms)
## **Top calm legs 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%15%$16K30%$32K45%$48K60%$64K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 9 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Calm Legs Natural for Natural Itching Crawling Tingling and Agitated Leg with Iron Magnesium and Valerian Root (60 Tablets)**Calm Legs**$19.65**4.0★1,625 rev](https://www.amazon.com/dp/B09K4KX8DP) [2**Hylands Restful Legs PM Nighttime Formula Calms Agitated Legs so You Can Sleep 50 Quick Dissolving Tablets**Hyland's**$8.94**4.3★12,308 rev](https://www.amazon.com/dp/B07F4CPP7C) [3**Real Science LegEase Miracle All Natural Restless Legs Syndrome Relief & Leg Cramp Supplement with Vitamins C D K B6 B12 + Nitric Oxide Support Sleep & Circulation Aid Made in USA 60 Caps**Real Science Nutrition**$34.76**4.1★184 rev](https://www.amazon.com/dp/B0F737GFGB) [4**MagniLife Relaxing Legs Sublingual Tablets 125 Count Quick-Dissolving Homeopathic Pain Reliever & Nighttime Sleep Aid Helps Calm Restless Legs Discomfort & Sleepless Tossing**MagniLife**$19.95**4.3★8,265 rev](https://www.amazon.com/dp/B01JA13W54) [5**Magnesium Glycinate 1160mg + Aloe Vera D3 & K2 Complex 90 Capsules - High Absorption Non-Laxative - Supports Muscle Function & Healthy Metabolism Chelated Formula**Thinbi**$24.50**4.6★1,373 rev](https://www.amazon.com/dp/B0F1ZFFQC3)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Jkrova Restless Legs Syndrome Relief Capsules (90 Capsules) Calms Agitated Legs Restful Sleep & Muscle Relaxation Natural Formula**Jkrova**$29.40**25 rev11mo ago](https://www.amazon.com/dp/B0FNCCPWX1) [**Real Science LegEase Miracle All Natural Restless Legs Syndrome Relief & Leg Cramp Supplement with Vitamins C D K B6 B12 + Nitric Oxide Support Sleep & Circulation Aid Made in USA 60 Caps**Real Science Nutrition**$34.76**184 rev1y ago](https://www.amazon.com/dp/B0F737GFGB) [**Magnesium Glycinate 1160mg + Aloe Vera D3 & K2 Complex 90 Capsules - High Absorption Non-Laxative - Supports Muscle Function & Healthy Metabolism Chelated Formula**Thinbi**$24.50**1,373 rev1y ago](https://www.amazon.com/dp/B0F1ZFFQC3) [**Calm Legs Natural for Natural Itching Crawling Tingling and Agitated Leg with Iron Magnesium and Valerian Root (60 Tablets)**Calm Legs**$19.65**1,625 rev4y ago](https://www.amazon.com/dp/B09K4KX8DP) [**Approved Science Restlex for Restless Legs Magnesium Glycinate for Calm Legs and Restful Legs Natural Itching Crawling and Tingling in Feet and Legs - Calm Restful Sleep Support - 1 Month**Approved Science**$54.74**266 rev5y ago](https://www.amazon.com/dp/B08KRRRSRY)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Magnesium Glycinate 1160mg + Aloe Vera D3 & K2 Complex 90 Capsules - High Absorption Non-Laxative - Supports Muscle Function & Healthy Metabolism Chelated Formula**Thinbi**$24.50**4.6★**▲ 66%**](https://www.amazon.com/dp/B0F1ZFFQC3) [**Approved Science Restlex for Restless Legs Magnesium Glycinate for Calm Legs and Restful Legs Natural Itching Crawling and Tingling in Feet and Legs - Calm Restful Sleep Support - 1 Month**Approved Science**$54.74**4.0★**▲ 50%**](https://www.amazon.com/dp/B08KRRRSRY) [**Calm Legs Natural for Natural Itching Crawling Tingling and Agitated Leg with Iron Magnesium and Valerian Root (60 Tablets)**Calm Legs**$19.65**4.0★**▲ 16%**](https://www.amazon.com/dp/B09K4KX8DP) [**Hylands Restful Legs Tablets Natural Itching Crawling Tingling and Leg Jerk Relief Quick Dissolving Tablets 50 Count**Hyland's**$8.30**4.4★**— 7%**](https://www.amazon.com/dp/B00DQK9E5I) [**Real Science LegEase Miracle All Natural Restless Legs Syndrome Relief & Leg Cramp Supplement with Vitamins C D K B6 B12 + Nitric Oxide Support Sleep & Circulation Aid Made in USA 60 Caps**Real Science Nutrition**$34.76**4.1★**— 0%**](https://www.amazon.com/dp/B0F737GFGB)
**~~View all trending →~~**
## **What buyers say about calm legs**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Sleep Quality**17%
*“my sleep quality has improved”*
**Efficiency**12%
*“Works fast”*
**Quality-Overall**10%
*“This is the highest-quality fish oil Ive used”*
**Joint Pain**6%
*“It really supports joint health”*
**Value For Money**5%
*“Good value”*
**Muscle Pain Relief**5%
*“Works really good helps my legs a lot”*
**Inflammation**4%
*“Inflammation relief”*
**Advertised Vs Actual Product**4%
*“Worked as advertised”*
**Vitamin**4%
*“Perfect supplement”*
**Ease Of Use**2%
*“The capsules are convenient”*
### **What buyers complain about **
**Functionality-Overall**30%
*“This was not effective”*
**Sleep Quality**6%
*“I dont sleep good at all”*
**Pain Relief-Overall**5%
*“Maybe not for intense pain”*
**Value For Money**4%
*“Waste of Money”*
**Muscle Pain Relief**3%
*“These tablets work not at all for cramps or restless leg”*
**Dosage**3%
*“just at a lower dosage”*
**Side Effects**3%
*“Severe side effects with these miracle magic pills”*
**Ingredients-Overall**2%
*“But main ingredient is Arsenic”*
**Comfort-Overall**2%
*“cannot get comfortable in bed”*
**Solubility**2%
*“did NOT dissolve”*
### **Top return reasons **
**Value For Money**40%
**Hard Feel**20%
**Functionality-Overall**20%
**Magnesium**20%
## **Common questions**
- **Is calm legs profitable to sell on Amazon United States?**
- The niche generates $107K/yr across 9 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -39.7%. Flapen's verdict: Skip it (47/100).
- **How competitive is the calm legs niche?**
- 8 brands and 75 sellers compete. The top 5 products take 87% of clicks and top 5 brands hold 90% of demand.
- **What do buyers complain about in calm legs?**
- Top complaints mined from reviews: Functionality-Overall, Sleep Quality, Pain Relief-Overall. The return rate is 0.0%.
- **When does demand for calm legs peak?**
- Demand peaks in Jan–Aug; the busiest month runs 3.4× the quietest.
- **What does it cost to enter the calm legs niche?**
- Listings span $8.30–$54.74; the average listing price is $23.78 (sweet spot $15–$100). The average incumbent carries 5,915 reviews — the moat a new listing must climb.
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