---
title: "Calm Kids — $339K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/calm-kids"
last_updated: "2026-08-10T18:45:19.714Z"
locale: en
meta:
description: "Niche score 50/100 · $339K/yr market · 269K searches/yr. A concentrated shelf (top 5 take 76% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 50/100 · $339K/yr market · 269K searches/yr. A concentrated shelf (top 5 take 76% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Calm Kids — $339K/yr Amazon US Niche (2026) - Flapen"
---
# **calm kids**
**Worth a look**
Shows low returns (0.0%), but a concentrated shelf (top 5 take 76% of clicks) keeps it on the watch list.
Market size 53Growth 21Conversion 73Competition 20Returns 100Price range 79Avg price 84Brand share 22Review moat 45Quality gap 58
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$18.77**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.69–$35.56**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****6.7%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Market size**
**Good****$339K**
$339K/yr · 269K searches
**Review moat**
**Okay****1,984.69**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****91%**
top-5 brand share — brand-locked demand
**Growth**
**Bad****-7.3%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****76%**
top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, calm kids is a $339K/yr Amazon United States market (269K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in Aug–Nov. Verdict: Worth a look — 50/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **calm kids market data**
- **Units sold / yr**
- **15K–20K**
- avg 1,000–1,250/product
- **Revenue / yr**
- **$282K–$375K**
- units × avg price
- **Conversion rate**
- **6.7%**
- **Avg BSR**
- **#324**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **42 months**
- **Avg seller age**
- **157 days**
## **Competition & brand share**
The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**9 **▼falling
**Sellers**
**595**
**Top-5 brand share**
**91%**
Top 20: 100%
**Top-5 click share**
**76%**
Top 20: 100%
**Open market**
**6%**
- Natural Vitality54% - OLLY20% - Zarbee's8% - MARYRUTH'S5% - Nordic Naturals4% - Vitamatic2% - Open — no brand owns it (3 brands, 6%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -7.3% search growth over the last 90 days.
25K15KSpike '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Nov · busiest ÷ quietest = 2.9×
[**Open Trend **](https://flapen.com/research/us/health-household/calm-kids/trend)
## **Top calm kids search terms**
- **kids calm gummies**33K/yr-2.8%7.4% conv. - **calm gummies kids**33K/yr+6.3%5.8% conv. - **kids calm**32K/yr-5.3%4.3% conv. - **calm kids**33K/yr-14.0%6.7% conv. - **calming gummies for kids**21K/yr-7.6%3.1% conv. - **calm for kids**19K/yr-5.7%3.5% conv. - **calm gummies for kids**12K/yr+35.3%3.6% conv. - **calm kids magnesium gummies**15K/yr-21.8%10.0% conv. - **magnesium calm gummies for kids**5K/yr+35.4%2.2% conv. - **calm kid**5K/yr+80.5%0.4% conv. [**All search terms **](https://flapen.com/research/us/health-household/calm-kids/search-terms)
## **Top calm kids 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%$34K20%$68K30%$102K40%$136K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Natural Vitality Calm Magnesium Citrate Kids Supplement Stress Relief Gummies Supports a Healthy Response to Stress Gluten Free Vegan Sweet Citrus 120 Gummies**Natural Vitality**$22.63**4.6★1,715 rev](https://www.amazon.com/dp/B09F823K6R) [2**OLLY Kids Chillax Gummy For a Calm and Relaxed Mood* Magnesium L-Theanine Lemon Balm Extract Chewable Supplement Sherbet Flavored 25 Day Supply - 50 Count (Packaging May Vary)**OLLY**$11.55**4.4★5,684 rev](https://www.amazon.com/dp/B09CBPP1BN) [3**Natural Vitality Kids Calm | Magnesium Glycinate Gummies**Natural Vitality**$16.37**4.3★82 rev](https://www.amazon.com/dp/B0G4SG2RR9) [4**Zarbees Kids Calm Gummies with Magnesium for Kids Ages 5+ Melatonin-Free Support for a Calm Mind & Body Chamomile & Vitamin B6 Natural Raspberry Flavor 30 ct**Zarbee's**$12.49**4.4★864 rev](https://www.amazon.com/dp/B0CKM1DXHS) [5**Natural Vitality Calm Magnesium Powder | Mixed Berry Flavored Supplement**Natural Vitality**$35.56**4.3★1,091 rev](https://www.amazon.com/dp/B071YWHLVR)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Natural Vitality Kids Calm | Magnesium Glycinate Gummies**Natural Vitality**$16.37**82 rev7mo ago](https://www.amazon.com/dp/B0G4SG2RR9) [**OLLY Kids Chillax Gummy for a Calm and Relaxed Mood* Magnesium L-Theanine Lemon Balm Extract Chewable Supplement Sherbet Flavored 35 Day Supply - 70 Count (Packaging May Vary)**OLLY**$15.52**5,684 rev1y ago](https://www.amazon.com/dp/B0F4WXL39D) [**Renzos Captain Calm Kids Magnesium Supplement with L-Theanine Dissolvable Kids Vitamins for Relaxation and Mood Support Sugar-Free Melty Tabs Green Apple Flavor 60-Count (1-2 Month Supply)**Renzo's**$19.36**361 rev1y ago](https://www.amazon.com/dp/B0DK9WCBJY) [**Zarbees Kids Calm Gummies with Magnesium for Kids Ages 5+ Melatonin-Free Support for a Calm Mind & Body Chamomile & Vitamin B6 Natural Raspberry Flavor 30 ct**Zarbee's**$12.49**864 rev2y ago](https://www.amazon.com/dp/B0CKM1DXHS) [**Nordic Naturals Kids Calm Gummies Magnesium L-Theanine - 60 Gummies**Nordic Naturals**$24.18**342 rev2y ago](https://www.amazon.com/dp/B0CJ647S9B)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Natural Vitality Kids Calm | Magnesium Glycinate Gummies**Natural Vitality**$16.37**4.3★**▲ 133%**](https://www.amazon.com/dp/B0G4SG2RR9) [**MaryRuths Kids Magnesium Gummies 50mg Magnesium Citrate for Kids 4+ 60ct**MARYRUTH'S**$20.44**4.5★**▲ 36%**](https://www.amazon.com/dp/B0B1KJ6SGS) [**OLLY Kids Chillax Gummy for a Calm and Relaxed Mood* Magnesium L-Theanine Lemon Balm Extract Chewable Supplement Sherbet Flavored 35 Day Supply - 70 Count (Packaging May Vary)**OLLY**$15.52**4.4★**▲ 24%**](https://www.amazon.com/dp/B0F4WXL39D) [**Renzos Captain Calm Kids Magnesium Supplement with L-Theanine Dissolvable Kids Vitamins for Relaxation and Mood Support Sugar-Free Melty Tabs Green Apple Flavor 60-Count (1-2 Month Supply)**Renzo's**$19.36**4.4★**▲ 14%**](https://www.amazon.com/dp/B0DK9WCBJY) [**DR. MORITZ Sugar-Free Calm Magnesium Gummies for Kids and Adults - Non-GMO Magnesium Citrate Gummies - Raspberry Flavor - 2-Pack (60 Count)**DR. MORITZ**$24.95**4.5★**— 1%**](https://www.amazon.com/dp/B094VX6VKG)
**~~View all trending →~~**
## **What buyers say about calm kids**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Taste-Overall**18%
*“Good gummies, taste good and work well”*
**Sleep Quality**16%
*“Good night sleep”*
**Quality-Overall**7%
*“Good staff”*
**Magnesium**7%
*“These are our favorite magnesium gummies”*
**Soothing Effect**6%
*“Helps keep calm”*
**Flavor**4%
*“Good flavor”*
**Focus Enhancement**4%
*“The teachers and myself have noticed a difference with her focus as well”*
**Efficiency**3%
*“Good and effective”*
**Stress/Anxiety**3%
*“Helps anxiety”*
**Value For Money**2%
*“Worth it”*
### **What buyers complain about **
**Functionality-Overall**15%
*“Didnt work”*
**Taste-Overall**14%
*“Awful taste”*
**Sleep Quality**9%
*“no improvement of sleep when given at night”*
**Flavor**4%
*“Flavor is not great”*
**Sour**4%
*“So sour”*
**Smell**3%
*“Chemical smell/taste”*
**Stress/Anxiety**3%
*“My son gets nervous and has anxiety and he didn't want him to be on meds”*
**Value For Money**3%
*“So disappointing, and such a waste of money”*
**Magnesium**3%
*“Does not contain magnesium glycinate”*
**Hard Feel**2%
*“Rock Hard”*
### **Top return reasons **
**Age Suitability**17%
**Value For Money**17%
**Acid Regulator/Stomach Ache Relief**8%
**Taste-Overall**8%
**Magnesium**8%
**Joint Pain**8%
**Ingredients-Overall**8%
**Flavor**8%
**Functionality-Overall**8%
**Adhesion/Stickiness**4%
## **Common questions**
- **Is calm kids profitable to sell on Amazon United States?**
- The niche generates $339K/yr across 13 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -7.3%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the calm kids niche?**
- 9 brands and 595 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 91% of demand.
- **What do buyers complain about in calm kids?**
- Top complaints mined from reviews: Functionality-Overall, Taste-Overall, Sleep Quality. The return rate is 0.0%.
- **When does demand for calm kids peak?**
- Demand peaks in Aug–Nov; the busiest month runs 2.9× the quietest.
- **What does it cost to enter the calm kids niche?**
- Listings span $9.69–$35.56; the average listing price is $18.77 (sweet spot $15–$100). The average incumbent carries 1,985 reviews — the moat a new listing must climb.
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