---
title: "Melatonin 3mg — $151K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/melatonin-3mg"
last_updated: "2026-08-12T14:03:57.948Z"
locale: en
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description: "Amazon product research for melatonin 3mg: $151K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for melatonin 3mg: $151K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Melatonin 3mg — $151K/mo Amazon US Product Research (2026)"
---
# **Melatonin 3mg**
**Worth a look**
Shows searches that convert (22.4% search→purchase), but a deep review moat (9,358 avg reviews) keeps it on the watch list.
Market size 92Growth 24Conversion 100Competition 33Returns 100Price range 72Avg price 43Brand share 35Review moat 22Quality gap 23
**Conversion**
**Incredible****22.4%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Market size**
**Great****$1.8M**
$1.8M/yr · 727K searches
**Price range**
**Good****$6.21–$37.39**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Okay****$11.13**
avg listing price — sweet spot $15–$100
**Brand share**
**Okay****84%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-2.5%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****9,358.39**
avg incumbent reviews — the moat a new listing must climb
## **Is melatonin 3mg profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, melatonin 3mg is a $1.8M/yr Amazon United States market (727K searches/yr). The top 5 brands hold 84% of demand. Verdict: Worth a look — 55/100.
Data updated Jul 12, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **melatonin 3mg market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **150K–200K**
- avg 10,000–12,500/product
- **Revenue / yr**
- **$1.7M–$2.2M**
- units × avg price
- **Conversion rate**
- **22.4%**
- **Avg BSR**
- **#256**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **67%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **82 months**
- **Avg seller age**
- **154 days**
## **Competition: brands, sellers & click share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **▲rising
**Sellers**
**609**
**Top-5 brand share**
**84%**
Top 20: 100%
**Top-5 click share**
**65%**
Top 20: 100%
**Open market**
**12%**
- Nature's Bounty34% - Natrol21% - Nature Made18% - Pure Encapsulations6% - NOW Foods4% - Amazon Elements4% - Open — no brand owns it (5 brands, 12%)
## **melatonin 3mg demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -2.5% search growth over the last 90 days.
18K13KPrime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/health-household/melatonin-3mg/trend)
## **Top melatonin 3mg search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **melatonin 3mg**548K/yr-4.7%20.7% conv. - **melatonin 3 mg**44K/yr+5.9%16.1% conv. - **3mg melatonin**34K/yr+7.0%15.9% conv. - **natures bounty melatonin**27K/yr+3.2%3.1% conv. - **3 mg melatonin**22K/yr+7.1%18.1% conv. - **melatonin natures bounty**14K/yr-4.7%4.3% conv. - **melatonin 3mg tablets**10K/yr+42.6%19.9% conv. - **melatonin 3 mg tablets**10K/yr+1.3%18.3% conv. - **melatonina 3mg para adultos**7K/yr+12.3%5.1% conv. - **melatonin 3**5K/yr-13.5%15.4% conv. [**All search terms **](https://flapen.com/research/us/health-household/melatonin-3mg/search-terms)
## **Top melatonin 3mg products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$181K20%$362K30%$543K40%$724K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Natures Bounty Melatonin 3mg Quick Dissolve Sleep Aid Supplement Sleep Aids for Adults Cherry Flavor 240 Count (Pack of 1)**Nature's Bounty**$8.31**4.7★25,501 rev](https://www.amazon.com/dp/B000GG6D9A) [2**Nature Made Melatonin 3mg Sleep Aids for Adults 100% Drug Free Sleep Aid Sleep Supplements 240 Tablets 240 Day Supply**Nature Made**$9.58**4.7★18,535 rev](https://www.amazon.com/dp/B005DEK990) [3**Natrol Melatonin 3mg Fast Dissolve Tablets Strawberry Flavor 150 Count Sleep Aids for Adults Fast Dissolve Melatonin for Adults 150-Day Supply**Natrol**$10.23**4.7★11,730 rev](https://www.amazon.com/dp/B0149LAJTW) [4**NOW Foods Supplements Melatonin 3 mg Free Radical Scavenger* Healthy Sleep Cycle* 180 Veg Capsules**NOW Foods**$8.46**4.7★1,720 rev](https://www.amazon.com/dp/B0019LTGC2) [5**Pure Encapsulations Melatonin 3 mg - Antioxidant Supplement to Support Natural Sleeping & Relief of Occasional Sleeplessness - for Natural Sleep Support* - 180 Capsules**Pure Encapsulations**$37.39**4.6★2,281 rev](https://www.amazon.com/dp/B00CFBE0XK)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Natrol Time Release Melatonin Gummies Sleep Support for Adults 3 mg Melatonin Supplements for Restful Sleep Support 65 Strawberry-Flavored Gummies Up to a 65 Day Supply**Natrol**$13.40**352 rev2y ago](https://www.amazon.com/dp/B0CXL35JND) [**Vitamatic Melatonin 3mg Tablets | Vegetarian Non-GMO Gluten Free | 1 Year Supply | Natural Berry Flavor - 365 Tablets**Vitamatic**$8.84**656 rev3y ago](https://www.amazon.com/dp/B0BTMN1L2Q) [**Nutricost Melatonin 3mg 240 Tablets - 3mg Per Serving Non-GMO Gluten Free**Nutricost**$9.90**193 rev5y ago](https://www.amazon.com/dp/B094DZDSX4) [**Natures Bounty Melatonin Promotes Relaxation & Sleep 100% Drug Free Sleep Aid 3 mg 120 Quick Dissolve Tablets**Nature's Bounty**$6.99**25,501 rev5y ago](https://www.amazon.com/dp/B074NCHHQY) [**OLLY Sleep Gummy Sleep Support Supplement * 3 mg Melatonin L-Theanine Chamomile and Lemon Balm Extracts Blackberry Zen Flavor 35 Day Supply - 70 Count**OLLY**$14.64**27,538 rev7y ago](https://www.amazon.com/dp/B07H8NZZJB)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Piping Rock Melatonin 3mg | 250 Tablets | Adult Support Supplement | for Men and Women | Vegetarian Non-GMO Gluten Free**Piping Rock**$6.21**4.8★**▲ 202%**](https://www.amazon.com/dp/B0771QLGHC) [**OLLY Sleep Gummy Sleep Support Supplement * 3 mg Melatonin L-Theanine Chamomile and Lemon Balm Extracts Blackberry Zen Flavor 35 Day Supply - 70 Count**OLLY**$14.64**4.5★**▲ 47%**](https://www.amazon.com/dp/B07H8NZZJB) [**Natures Bounty Melatonin Promotes Relaxation & Sleep 100% Drug Free Sleep Aid 3 mg 120 Quick Dissolve Tablets**Nature's Bounty**$6.99**4.7★**▲ 34%**](https://www.amazon.com/dp/B074NCHHQY) [**Natrol Time Release Melatonin Gummies Sleep Support for Adults 3 mg Melatonin Supplements for Restful Sleep Support 65 Strawberry-Flavored Gummies Up to a 65 Day Supply**Natrol**$13.40**4.6★**▲ 32%**](https://www.amazon.com/dp/B0CXL35JND) [**Natrol Fast Dissolve Melatonin 1 mg Sleep Support for Adults Sleeping Aid Dietary Supplements Melatonin for Adults 90 Tablets**Natrol**$6.59**4.7★**▲ 32%**](https://www.amazon.com/dp/B00C3Q5JVE)
**~~View all trending →~~**
## **What reviews say buyers love and hate about melatonin 3mg**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Sleep Quality**32%
*“I fall asleep easily”*
**Quality-Overall**10%
*“This brand had great reviews”*
**Taste-Overall**7%
*“Good taste thus easy to use”*
**Dosage**7%
*“Right dosage for me”*
**Efficiency**6%
*“It is very effective”*
**Value For Money**6%
*“GREAT price”*
**Advertised Vs Actual Product**5%
*“As advertised”*
**Flavor**3%
*“Pleasant flavor”*
**Solubility**3%
*“Dissolve easily”*
**Ease Of Use**2%
*“Convenient for travel or nightly use”*
### **What buyers complain about **
**Sleep Quality**21%
*“didnt help sleep”*
**Functionality-Overall**16%
*“Doesn't work on me”*
**Dosage**6%
*“Low dose 1mg”*
**Ease Of Use**4%
*“They still work just not easy to use”*
**Side Effects**3%
*“medication effect”*
**Taste-Overall**3%
*“it does leave a slight aftertaste that I wasn't a big fan of”*
**Moist/Dry**2%
*“Dried out”*
**Flavor**2%
*“The new cherry flavor is disgusting”*
**Artificial Sweeteners**2%
*“then again he uses so much artificial sweetener that his morning coffee tastes like ant poison”*
**Smell**2%
*“They smell awful”*
### **Top return reasons **
**Functionality-Overall**15%
**Ease Of Use**15%
**Sleep Quality**13%
**Flavor**10%
**Value For Money**10%
**Dosage**10%
**Solubility**8%
**Ingredients-Overall**5%
**Age Suitability**5%
**Magnesium**5%
## **Common melatonin 3mg questions**
- **Is melatonin 3mg profitable to sell on Amazon United States?**
- The niche generates $1.8M/yr across 18 tracked products. 90-day search growth is -2.5%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the melatonin 3mg niche?**
- 11 brands and 609 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 84% of demand.
- **What do buyers complain about in melatonin 3mg?**
- Top complaints mined from reviews: Sleep Quality, Functionality-Overall, Dosage. The return rate is 0.0%.
- **When does demand for melatonin 3mg peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the melatonin 3mg niche?**
- Listings span $6.21–$37.39; the average listing price is $11.13 (sweet spot $15–$100). The average incumbent carries 9,358 reviews — the moat a new listing must climb.
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