Is nail guard pro profitable to sell on Amazon United States?

The niche generates $148K/yr across 6 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -19.1%. Flapen's verdict: Skip it (40/100).

How competitive is the nail guard pro niche?

5 brands and 14 sellers compete. The top 5 products take 97% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in nail guard pro?

Top complaints mined from reviews: Functionality-Overall, Smell, Moist/Dry. The return rate is 0.6%.

What does it cost to enter the nail guard pro niche?

Listings span $6.98–$19.97; the average listing price is $13.19 (sweet spot $15–$100). The average incumbent carries 13,943 reviews — the moat a new listing must climb.

nail guard pro

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.6%

return rate — above 5% kills the launch gate

Conversion

Great11.6%

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

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Avg price

Good$13.19

avg listing price — sweet spot $15–$100

Price range

Okay$6.98–$19.97

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

Market size

Okay$148K

$148K/yr · 97K searches

Review moat

Bad13,942.5

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-19.1%

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

Competition

Bad97%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, nail guard pro is a $148K/yr Amazon United States market (97K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 40/100.

Data updated Jul 20, 2026 · scored weekly · How we score niches

nail guard pro market data

Units sold / yr: 8K–10K; avg 750–1,000/product
Revenue / yr: $106K–$132K; units × avg price
Conversion rate: 11.6%
Avg BSR: #36
Page quality: 0%
Prime: 83%
Sponsored: 83%
Out of stock: 0.0%
Avg brand age: 57 months
Avg seller age: 170 days

Competition & brand share

The top 5 products capture 97% of clicks — a locked-up shelf that new listings rarely crack.

Brands

5 rising

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

97%

Top 20: 100%

Open market

Sally Hansen48%
epres38%
evolenne7%
Onyx Professional4%
Nail Tek3%
Open — no brand owns it (0%)

Demand

Weekly Amazon search volume, last 24 weeks — -19.1% search growth over the last 90 days.

Open Trend

Top nail guard pro search terms

sally hansen repair and rescue28K/yr -5.5%10.4% conv.
nail guard pro17K/yr -26.0%1.9% conv.
ephd bond repair nail treatment13K/yr +70.3%10.5% conv.
nailguard pro by evolene8K/yr -29.6%1.6% conv.
ephd nail treatment12K/yr -56.6%10.7% conv.
sally hansen nail repair4K/yr +13.5%4.5% conv.
sally hansen repair and rescue super strength3K/yr -25.1%13.4% conv.
epres ephd bond repair nail treatment3K/yr -13.1%6.2% conv.
ephd2K/yr -37.2%11.2% conv.
epres nail treatment3K/yr -21.9%3.8% conv.

All search terms

Top nail guard pro 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 6 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Sally Hansen Nail Treatment Repair + Rescue Super Strength Defense | Nail Strengthener | Fortifies Weak Nails & Delivers Stronger Nails in 1 Week

Sally Hansen$10.274.5★1,716 rev

ePhD Bond Repair Nail Treatment Nail Repair that Strengthens Restores & Rebuilds Brittle Nails Strengthens from Within Formula for Damaged or Post-Gel Nails Use Alone or as a Polish Base

epres$19.683.9★692 rev

Nail Guard Pro By Evolenne 2-in-1 Quick Dry Manicure Base Coat Cosmetic Nail Primer Polish 0.5 Fl.Oz

evolenne$19.974.1★7 rev

Onyx Professional Hard as Hoof Nail Strengthening Cream Island Coconut Scent - Nail Growth and Conditioning Cuticle Cream Stops Splits Chips Cracks & Strengthens Nails 1 oz

Onyx Professional$9.384.4★80,870 rev

Sally Hansen Gel Rehab Nail Treatment Pen | Repair Hydrate & Renew | Strengthens and Restores Damaged Nails | Keratin & Vitamin Complex | Easy Mess-Free Nail Care on the Go

Sally Hansen$6.984.4★110 rev

Newest

by launch date

Nail Guard Pro By Evolenne 2-in-1 Quick Dry Manicure Base Coat Cosmetic Nail Primer Polish 0.5 Fl.Oz

evolenne$19.977 rev

1mo ago

Sally Hansen Gel Rehab Nail Treatment Pen | Repair Hydrate & Renew | Strengthens and Restores Damaged Nails | Keratin & Vitamin Complex | Easy Mess-Free Nail Care on the Go

Sally Hansen$6.98110 rev

7mo ago

ePhD Bond Repair Nail Treatment Nail Repair that Strengthens Restores & Rebuilds Brittle Nails Strengthens from Within Formula for Damaged or Post-Gel Nails Use Alone or as a Polish Base

epres$19.68692 rev

1y ago

Nail Tek 2 Nail Strengthener Polish Repair Treatment for Weak Nails 0.5 oz

Nail Tek$12.90260 rev

2y ago

Sally Hansen Nail Treatment Repair + Rescue Super Strength Defense | Nail Strengthener | Fortifies Weak Nails & Delivers Stronger Nails in 1 Week

Sally Hansen$10.271,716 rev

4y ago

What buyers say about nail guard pro

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

What buyers love

Smell18%

“Smells like summer”

Quality-Overall13%

“Good cream”

Soft Feel8%

“Feels nice”

Moist/Dry8%

“Great hydration,”

Efficiency4%

“Does the job”

Value For Money4%

“they are very affordable now”

Hair Growth4%

“My nails are growing great”

Symptom Reduction4%

“I have noticed great deal of improvement so far”

Advertised Vs Actual Product4%

“as advertised”

Durability4%

“Have used for years”

What buyers complain about

Functionality-Overall17%

“Didn't work for me”

Smell11%

“Overpowering scent”

Moist/Dry8%

“Not as moisturizing as claims”

Symptom Reduction6%

“No improvement”

Hard Feel6%

“Hard as nails”

Value For Money5%

“Kind of pricey”

Strength4%

“not strength”

Thickness4%

“The small bottle was too thick”

Durability3%

“breaking as much”

Advertised Vs Actual Product2%

“False Advertising”

Top return reasons

Smell37%

Functionality-Overall24%

Advertised Vs Actual Product8%

Absorbency4%

Product Condition3%

Moist/Dry3%

Oily/Greasy3%

Value For Money2%

Damage/Burn Hair2%

Defective Material/Parts2%

Common questions

Is nail guard pro profitable to sell on Amazon United States?: The niche generates $148K/yr across 6 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -19.1%. Flapen's verdict: Skip it (40/100).
How competitive is the nail guard pro niche?: 5 brands and 14 sellers compete. The top 5 products take 97% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in nail guard pro?: Top complaints mined from reviews: Functionality-Overall, Smell, Moist/Dry. The return rate is 0.6%.
What does it cost to enter the nail guard pro niche?: Listings span $6.98–$19.97; the average listing price is $13.19 (sweet spot $15–$100). The average incumbent carries 13,943 reviews — the moat a new listing must climb.