Is shock doctor mouthguard kids profitable to sell on Amazon United States?

The niche generates $43K/yr across 14 tracked products. 90-day search growth is -57.9%. Flapen's verdict: Skip it (31/100).

How competitive is the shock doctor mouthguard kids niche?

5 brands and 23 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in shock doctor mouthguard kids?

Top complaints mined from reviews: Size-Overall, Functionality-Overall, Ease Of Use. The return rate is 3.5%.

When does demand for shock doctor mouthguard kids peak?

Demand peaks in Mar–Sep; the busiest month runs 4.1× the quietest.

What does it cost to enter the shock doctor mouthguard kids niche?

Listings span $9.82–$24.64; the average listing price is $14.94 (sweet spot $15–$100). The average incumbent carries 7,917 reviews — the moat a new listing must climb.

shock doctor mouthguard kids

Skip it

Soft demand (-57.9% this quarter) — this niche doesn't clear our bar today.

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Avg price

Great$14.94

avg listing price — sweet spot $15–$100

Price range

Good$9.82–$24.64

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

Conversion

Good5.2%

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

Returns

Okay3.5%

return rate — above 5% kills the launch gate

Competition

Okay69%

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

Review moat

Bad7,917.07

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$43K

$43K/yr · 55K searches

Growth

Bad-57.9%

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

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, shock doctor mouthguard kids is a $43K/yr Amazon United States market (55K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Mar–Sep. Verdict: Skip it — 31/100.

Data updated Jul 26, 2026 · scored weekly · How we score niches

shock doctor mouthguard kids market data

Units sold / yr: 3K–4K; avg 250–500/product
Revenue / yr: $45K–$60K; units × avg price
Conversion rate: 5.2%
Avg BSR: #27
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 71 months
Avg seller age: 139 days

Competition & brand share

The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.

Brands

5 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

69%

Top 20: 100%

Open market

Shock Doctor42%
SISU35%
SAFEJAWZ13%
Oral Mart5%
LPONJAR4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -57.9% search growth over the last 90 days.

Peak months: Mar, Sep · busiest ÷ quietest = 4.1×

Open Trend

Top shock doctor mouthguard kids search terms

lacrosse mouth guard girls13K/yr -72.9%4.1% conv.
field hockey mouth guards for girls8K/yr +67.6%3.9% conv.
girls lacrosse mouthguard8K/yr -73.6%4.6% conv.
field hockey mouth guard4K/yr +104.4%3.3% conv.
mouth guard lacrosse girls6K/yr -73.4%3.7% conv.
mouth guard field hockey4K/yr +83.0%6.4% conv.
mouth guard field hockey girls3K/yr +98.7%5.1% conv.
mouth guard for lacrosse girls3K/yr -83.9%5.0% conv.
girls mouth guard for lacrosse2K/yr -78.7%3.5% conv.
field hockey mouthguard3K/yr +17.1%3.9% conv.

All search terms

Top shock doctor mouthguard 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★)

All 14 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

SISU Aero Medium Mouthguard Hot Pink - 30% Stronger Protection for Lacrosse Football Hockey Roller Derby Team Sports - Remoldable Up to 20 Times - Ultra Slim - Works for Braces - Non Toxic

SISU$19.854.4★8,377 rev

Shock Doctor Mouth Guard Case Ventilated Universal Storage for Mouthguard Adult & Youth Sizes

Shock Doctor$10.464.6★10,968 rev

Shock Doctor Mouth Guard Sports Hockey Lacrosse Baseball Wrestling Moutguard Gel Max Heavy Duty Protection & Custom Fit Football Mouth Guard with Strap Adult & Youth Mouthguard

Shock Doctor$11.374.1★4,476 rev

SAFEJAWZ Mouth Guard Slim Fit Mouthguard for Adults with Case Easy Fit Remoldable Mouthpiece for Football Boxing Lacrosse MMA Basketball & All Contact Sports (Adult 12+ Years Clear)

SAFEJAWZ$10.064.2★16,184 rev

Shock Doctor Mouth Guard Sports Hockey Lacrosse Baseball Wrestling Moutguard Gel Max Heavy Duty Protection & Custom Fit Football Mouth Guard with Strap Adult & Youth Mouthguard

Shock Doctor$14.674.2★10,975 rev

Newest

by launch date

SISU 3D Youth Mouthguard Hot Pink - Pre-Formed Easy Fit Protection for Lacrosse Football Hockey Team Sports - Remoldable Up to 20 Times - Non Toxic

SISU$24.6459 rev

2y ago

LPONJAR 5 Pack Toddler Kids Youth Moldable Sports Mouth Guard with Case

LPONJAR$9.822,759 rev

4y ago

Shock Doctor Mouth Guard - Sports Mouth Guard for Football Mouth Guards Breathable Low Profile Custom Fit for Basketball Lacrosse Hockey & More

Shock Doctor$15.451,121 rev

7y ago

SISU Aero Medium Mouthguard Lucky Lavender - 30% Stronger Protection for Lacrosse Football Hockey Roller Derby Team Sports - Remoldable Up to 20 Times - Ultra Slim - Works for Braces - Non Toxic

SISU$19.868,377 rev

8y ago

SAFEJAWZ Mouth Guard Slim Fit Mouthguard for Adults with Case Easy Fit Remoldable Mouthpiece for Football Boxing Lacrosse MMA Basketball & All Contact Sports (Adult 12+ Years Pink)

SAFEJAWZ$9.9316,184 rev

8y ago

What buyers say about shock doctor mouthguard kids

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

What buyers love

Size-Overall20%

“Fits well”

Quality-Overall19%

“Good quality easy to mold”

Value For Money13%

“Worth the money”

Ease Of Use8%

“their easy to talk”

Instructions/User Manual/Troubleshooting5%

“The instructions are pretty clear”

Comfort-Overall4%

“Comfortable”

Advertised Vs Actual Product4%

“As described and marketed”

Color4%

“I really like the color”

Durability3%

“They are durable”

Protection3%

“Best Guard for the price”

What buyers complain about

Size-Overall39%

“Too big”

Functionality-Overall6%

“Didnt work”

Ease Of Use5%

“But I did not find it easy”

Durability5%

“couldnt stay on”

Comfort-Overall4%

“Uncomfortable, bulky”

Value For Money4%

“Not worth it”

Thickness3%

“a little thick”

Sensitivity-Overall2%

“my daughter used it for lax and she had bloody gums and it was like shredding in her mouth and was painful”

Color2%

“not looking good. black and red”

Quality-Overall2%

“These are junk”

Top return reasons

Size-Overall77%

Advertised Vs Actual Product5%

Functionality-Overall4%

Color3%

Comfort-Overall2%

Value For Money1%

Material Quality1%

Product Condition1%

Compatibility-Overall1%

Shape/Style1%

Common questions

Is shock doctor mouthguard kids profitable to sell on Amazon United States?: The niche generates $43K/yr across 14 tracked products. 90-day search growth is -57.9%. Flapen's verdict: Skip it (31/100).
How competitive is the shock doctor mouthguard kids niche?: 5 brands and 23 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in shock doctor mouthguard kids?: Top complaints mined from reviews: Size-Overall, Functionality-Overall, Ease Of Use. The return rate is 3.5%.
When does demand for shock doctor mouthguard kids peak?: Demand peaks in Mar–Sep; the busiest month runs 4.1× the quietest.
What does it cost to enter the shock doctor mouthguard kids niche?: Listings span $9.82–$24.64; the average listing price is $14.94 (sweet spot $15–$100). The average incumbent carries 7,917 reviews — the moat a new listing must climb.