Is melatonin pills profitable to sell on Amazon United States?

The niche generates $232K/yr across 34 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -2.2%. Flapen's verdict: Worth a look (50/100).

How competitive is the melatonin pills niche?

11 brands and 147 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 94% of demand.

What do buyers complain about in melatonin pills?

Top complaints mined from reviews: Sleep Quality, Functionality-Overall, Taste-Overall. The return rate is 0.0%.

When does demand for melatonin pills peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the melatonin pills niche?

Listings span $4.72–$26.40; the average listing price is $11.59 (sweet spot $15–$100). The average incumbent carries 9,153 reviews — the moat a new listing must climb.

Melatonin Pills

Worth a look

Shows low returns (0.0%), but brand-locked demand (top 5 brands take 94% of clicks) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible12.4%

search→purchase rate — share of searches ending in a sale

Competition

Good45%

top-5 click share — leaders hold, buyers still browse

Price range

Good$4.72–$26.40

cheapest to priciest tracked listing — scored on the share inside $15–$100

Avg price

Okay$11.59

avg listing price — sweet spot $15–$100

Market size

Okay$232K

$232K/yr · 162K searches

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Growth

Bad-2.2%

90-day search growth — must beat 0% to launch

Review moat

Bad9,153.09

avg incumbent reviews — the moat a new listing must climb

Brand share

Bad94%

top-5 brand share — brand-locked demand

Is melatonin pills profitable on Amazon?

According to Flapen's Amazon United States niche tracking, melatonin pills is a $232K/yr Amazon United States market (162K searches/yr). The top 5 brands hold 94% of demand. Verdict: Worth a look — 50/100.

Data updated Jul 12, 2026 · scored weekly · How we score niches

melatonin pills market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 25K–30K; avg 500–750/product
Revenue / yr: $290K–$348K; units × avg price
Conversion rate: 12.4%
Avg BSR: #142
Page quality: 0%
Prime: 100%
Sponsored: 62%
Out of stock: 1.7%
Avg brand age: 86 months
Avg seller age: 149 days

Competition: brands, sellers & click share

The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 rising

Sellers

147

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

45%

Top 20: 88%

Open market

Nature Made54%
Nature's Bounty30%
Carlyle5%
Amazon Basics4%
Nutricost2%
ZzzQuil2%
Open — no brand owns it (5 brands, 5%)

melatonin pills demand & seasonality

Weekly Amazon search volume, last 104 weeks — -2.2% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top melatonin pills search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

nature made melatonin46K/yr +12.9%12.1% conv.
melatonin pills39K/yr -15.1%10.8% conv.
natures bounty melatonin27K/yr +3.2%9.3% conv.
melatonin nature made19K/yr -5.8%14.2% conv.
melatonin natures bounty14K/yr -4.7%13.7% conv.
melatonin pill9K/yr -5.5%10.4% conv.
natures made melatonin4K/yr +3.0%13.9% conv.
nature bounty melatonin4K/yr -10.9%9.9% conv.
melatonin pills for adults994/yr -38.1%9.7% conv.

All search terms

Top melatonin pills 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Nature Made Melatonin 3mg Sleep Aids for Adults 100% Drug Free Sleep Aid Sleep Supplements 240 Tablets 240 Day Supply

Nature Made$9.584.7★18,535 rev

Nature Made Melatonin 5mg Tablets Extra Strength 100% Drug Free Sleep Aid for Adults 90 Tablets 90 Day Supply

Nature Made$6.794.6★13,624 rev

Natures Bounty Melatonin 5mg Dual Spectrum 100% Drug Free Sleep Supplement Quick Release and Extended Release Promotes Relaxation and Sleep Health 60 Bi-Layer Tablets

Nature's Bounty$6.864.6★19,570 rev

Nature Made Melatonin 10mg Maximum Strength Tablets 100% Drug Free Sleep Aid for Adults Melatonin for Adults 70 Count 70 Day Supply

Nature Made$10.784.7★6,789 rev

Nature Made Melatonin + Magnesium Gummies Sleep and Relax Support Melatonin 3mg Non-Habit Forming Sleep Aid Magnesium Citrate 50 Gummies

Nature Made$15.044.2★70 rev

Newest

by launch date

Nature Made Melatonin + Magnesium Gummies Sleep and Relax Support Melatonin 3mg Non-Habit Forming Sleep Aid Magnesium Citrate 50 Gummies

Nature Made$15.0470 rev

4mo ago

Amazon Basics Extra Strength Melatonin Tablets 10 mg 120 Count

Amazon Basics$6.78187 rev

6mo ago

Nature Made Melatonin 5mg Adult Melatonin Gummies 100% Drug Free Sleep Aid 70 Gummies Extra Strength Nature Made Melatonin

Nature Made$12.842,123 rev

3y ago

Nature Made Wellblends Sleep Longer Melatonin 10mg L theanine 100 mg and GABA 100mg Sleep Supplement 35 Tri-Layer Tablets

Nature Made$14.561,491 rev

4y ago

Nutricost Melatonin 10mg 240 Tablets - 10mg Per Serving Non-GMO Gluten Free

Nutricost$9.881,537 rev

5y ago

What reviews say buyers love and hate about melatonin pills

What buyers praise and complain about, mined from review topics.

What buyers love

Sleep Quality32%

“Good Night's sleep”

Quality-Overall9%

“The quality is consistent”

Efficiency8%

“Works smoothly”

Value For Money8%

“Great value”

Taste-Overall6%

“Bonus: It tastes amazing too”

Advertised Vs Actual Product5%

“Exactly as advertised”

Dosage5%

“with a well balanced dosage”

Ease Of Chewing/Swallowing2%

“As a chewable”

Flavor2%

“Great flavor”

Strength2%

“Comes in several strengths”

What buyers complain about

Sleep Quality19%

“No sleep”

Functionality-Overall14%

“Did not work”

Taste-Overall12%

“Awful tasting”

Dosage8%

“Small dosage compared to some”

Value For Money3%

“a little pricey”

Side Effects2%

“Bad side effects”

Flavor2%

“The flavor is very artificial”

Ingredients-Overall2%

“Terrible ingredients”

Quality-Overall2%

“Poor product”

Strength1%

“A bit Weak”

Top return reasons

Dosage23%

Functionality-Overall19%

Ingredients-Overall10%

Sleep Quality6%

Flavor6%

Advertised Vs Actual Product6%

Value For Money5%

Solubility5%

Magnesium4%