Is magnesium lotion for kids profitable to sell on Amazon United States?

The niche generates $660K/yr across 23 tracked products. 1 of 5 products launched in the last 360 days are still selling. 90-day search growth is -26.1%. Flapen's verdict: Worth a look (60/100).

How competitive is the magnesium lotion for kids niche?

16 brands and 562 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 70% of demand.

What do buyers complain about in magnesium lotion for kids?

Top complaints mined from reviews: Functionality-Overall, Allergies, Smell. The return rate is 0.7%.

What does it cost to enter the magnesium lotion for kids niche?

Listings span $8.47–$34.65; the average listing price is $16.41 (sweet spot $15–$100). The average incumbent carries 1,683 reviews — the moat a new listing must climb.

magnesium lotion for kids

Worth a look

Shows low returns (0.7%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Conversion

Great9.0%

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

Avg price

Great$16.41

avg listing price — sweet spot $15–$100

Price range

Great$8.47–$34.65

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

Market size

Good$660K

$660K/yr · 445K searches

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Brand share

Good70%

top-5 brand share — brands hold most of the demand

Competition

Okay55%

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

Review moat

Okay1,683.3

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-26.1%

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

Signals Out of Stock

According to Flapen's Amazon United States niche tracking, magnesium lotion for kids is a $660K/yr Amazon United States market (445K searches/yr). The top 5 brands hold 70% of demand. Verdict: Worth a look — 60/100.

Data updated Jul 15, 2026 · scored weekly · How we score niches

magnesium lotion for kids market data

Units sold / yr: 30K–40K; avg 1,000–1,250/product
Revenue / yr: $492K–$656K; units × avg price
Conversion rate: 9.0%
Avg BSR: #980
Page quality: 0%
Prime: 96%
Sponsored: 96%
Out of stock: 12.3%
Avg brand age: 41 months
Avg seller age: 150 days

Competition & brand share

The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 falling

Sellers

562

Top-5 brand share

70%

Top 20: 100%

Top-5 click share

55%

Top 20: 97%

Open market

24%

LIFE-FLO33%
Earthley Wellness12%
M3 Naturals9%
LUusmm8%
veakson8%
DOODLE HOG6%

Demand

Weekly Amazon search volume, last 44 weeks — -26.1% search growth over the last 90 days.

Open Trend

Top magnesium lotion for kids search terms

magnesium lotion for kids135K/yr -11.2%4.3% conv.
life flow magnesium lotion29K/yr +13.8%16.9% conv.
magnesium lotion for babies40K/yr -57.5%5.7% conv.
baby magnesium sleep lotion35K/yr -55.5%5.0% conv.
earthly magnesium lotion25K/yr -30.7%9.1% conv.
life flo magnesium lotion16K/yr -6.7%16.1% conv.
kids magnesium lotion22K/yr -36.8%6.5% conv.
magnesium cream for kids30K/yr -49.0%4.8% conv.
earthley magnesium lotion15K/yr -10.8%8.3% conv.
baby magnesium lotion10K/yr -2.8%6.0% conv.

All search terms

Top magnesium lotion for 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 23 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

LIFE-FLO Unscented Magnesium Lotion - Highly Concentrated Magnesium Lotion for Kids and Adults - Soothes Overworked Muscles Joints When Massaged into the Skin - Hypoallergenic 60-Day Guarantee - 8oz

LIFE-FLO$11.334.3★3,091 rev

LIFE-FLO Magnesium Lotion - New Improved Magnesium Chloride from Zechstein Seabed - Soothes Muscles Joints When Massaged into Skin - Great for Kids Hypoallergenic 8oz Pack of 1 Vanilla

LIFE-FLO$10.984.4★6,063 rev

Earthley Wellness Magnesium Lotion Parents Picks Award-Winner Natural Non-Itchy Fast-Absorbing Formula (6oz Original Lavender)

Earthley Wellness$23.854.3★2,345 rev

LUusmm Magnesium Lotion for Kids - Organic Magnesium Lotion for Babies - Soothing Relief & Relaxation - Topical Magnesium Cream Calms Children at Bedtime & Night - Without Melatonin (4 oz)

LUusmm$19.184.3★207 rev

Magnesium Lotion for Kids & Babies Lavender Magnesium Cream with Multi Vitamins Magnesium buttur Moisturizing Body Cream for Delicate Skin Stay Calm at During The Night Non-Greasy Formula 4 oz

veakson$13.104.4★126 rev

Newest

by launch date

Tech Armor Magnesium Lotion for KidsNatural Organic Magnesium Cream for Children Gentle Soothing Topical Lotion Calm Mood & Support Restful Sleep Non-Irritating Sensitive Skin Body Lotion

Tech Armor$16.862 rev

1mo ago

Magnesium Lotion for Kids 60ml Natural & Gentle Formula Moisturizing & Hydrating Body Lotion

Generic$8.473 rev

2mo ago

Tech Armor Magnesium Lotion for KidsNatural Organic Magnesium Cream for Children Gentle Soothing Topical Lotion Calm Mood & Support Restful Sleep Non-Irritating Sensitive Skin Body Lotion

Tech Armor$16.060 rev

2mo ago

Leyoviz Magnesium Lotion for Kids Magnesium Cream for Babies Reduces Pre-Bed Anxiety & Extends Sleep Duration Lavender with Vitamins D3 K2 B6 Melatonin-Free for Sensitive Skin (4 Oz)-NML1682

Leyoviz$11.4918 rev

8mo ago

Magnesium Lotion for Kids & Babies Lavender Magnesium Cream with Multi Vitamins Magnesium buttur Moisturizing Body Cream for Delicate Skin Stay Calm at During The Night Non-Greasy Formula 4 oz

veakson$13.10126 rev

10mo ago

What buyers say about magnesium lotion for kids

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

What buyers love

Smell25%

“Amazing scent”

Efficiency10%

“Super effective”

Quality-Overall10%

“In addition, the quality is very good and it feels safe to use”

Soft Feel7%

“Make your feet so soft”

Absorbency5%

“absorbs good”

Value For Money4%

“Worth buying”

Moist/Dry4%

“Great moisturizer”

Sleep Quality4%

“Helps me sleep”

Advertised Vs Actual Product3%

“As advertised”

Texture/Consistency-Overall3%

“Good consistency”

What buyers complain about

Functionality-Overall17%

“Did not work on me”

Allergies9%

“Skin Irritation”

Smell6%

“The scent doesnt last super long”

Thickness5%

“its thick like a cream”

Adhesion/Stickiness5%

“Very sticky feeling”

Skin Health4%

“Made our skin peel off”

Motor Power3%

“Defective pump”

Moist/Dry3%

“Would NOT dry”

Absorbency2%

“Slow to absorb”

Value For Money2%

“just a little pricey”

Top return reasons

Functionality-Overall25%

Smell12%

Advertised Vs Actual Product10%

Motor Power9%

Leak-Proof5%

Adhesion/Stickiness4%

Size-Overall4%

Absorbency3%

Thickness3%