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51

zinc shampoo

Worth a look

Shows low returns (0.4%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Market size 75Growth 31Conversion 96Competition 18Returns 98Price range 82Avg price 89Brand share 0Review moat 37Quality gap 24

Returns

Incredible0.4%

return rate — above 5% kills the launch gate

Conversion

Incredible12.9%

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

Avg price

Great$20.64

avg listing price — sweet spot $15–$100

Price range

Great$10.99–$35.95

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

Market size

Good$840K

$840K/yr · 316K searches

Review moat

Okay2,788

avg incumbent reviews — the moat a new listing must climb

Growth

Okay+4.6%

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

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Competition

Bad78%

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, zinc shampoo is a $840K/yr Amazon United States market (316K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Feb. Verdict: Worth a look — 51/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

zinc shampoo market data

Units sold / yr
40K–50K
avg 1,500–2,000/product
Revenue / yr
$826K–$1.0M
units × avg price
Conversion rate
12.9%
Avg BSR
#486
Page quality
0%
Prime
85%
Sponsored
54%
Out of stock
0.0%
Avg brand age
79 months
Avg seller age
128 days

Competition & brand share

The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 rising

Sellers

37

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

78%

Top 20: 100%

Open market

0%

  • Harry's62%
  • DHS31%
  • Person & Covey6%
  • Head & Shoulders1%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +4.6% search growth over the last 90 days.
20K15KSpike '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb · busiest ÷ quietest = 1.9×

Top zinc shampoo search terms

  • harrys shampoo106K/yr
  • dhs zinc shampoo55K/yr
  • dhs shampoo27K/yr
  • harrys shampoo and conditioner 2 in 117K/yr
  • harrys dandruff shampoo11K/yr
  • 2% pyrithione zinc shampoo11K/yr
  • harrys anti dandruff shampoo10K/yr
  • harrys shampoo and conditioner10K/yr
  • dhs11K/yr
  • harry shampoo7K/yr
All search terms

Top zinc shampoo 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.

0%10%$84K20%$168K30%$252K40%$336K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 13 tracked products in this niche — three views at once, no toggling.

What buyers say about zinc shampoo

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

What buyers love

Smell27%

“Amazing Scent”

Quality-Overall11%

“Harry's makes great products”

Efficiency7%

“Seems effective so far”

Value For Money7%

“Great value for the money”

Lather5%

“It has a nice thick lather”

Allergies5%

“it continues to deliver reliable results without any irritation”

Cleansing4%

“rinses clean”

Advertised Vs Actual Product4%

“As advertised”

Suitability Oily Skin2%

“Helpful with oily skin”

Hair Growth2%

“Its clinical formula delivers noticeable improvement in scalp comfort and flake reduction, and many users find it helps hair feel cleaner longer”

What buyers complain about

Smell34%

“The scent is way too strong”

Allergies10%

“Itchy”

Functionality-Overall5%

“Did not work”

Moist/Dry5%

“Too drying”

Leak-Proof4%

“Leaking”

Oily/Greasy3%

“made it oily”

Quality-Overall2%

“this product wasnt much better than a cheap version”

Hair Related2%

“This product makes my hair smell horrible”

Lather1%

“does not lather up like a higher quality soap”

Value For Money1%

“It does cost a little more than some of the other Head and Shoulders options,”

Top return reasons

Smell31%
Leak-Proof24%
Advertised Vs Actual Product10%
Functionality-Overall7%
Size-Overall3%
Value For Money3%
Moist/Dry2%
Motor Power2%
Ingredients-Overall2%
Damage/Burn Hair2%

Common questions

Is zinc shampoo profitable to sell on Amazon United States?
The niche generates $840K/yr across 13 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +4.6%. Flapen's verdict: Worth a look (51/100).
How competitive is the zinc shampoo niche?
4 brands and 37 sellers compete. The top 5 products take 78% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in zinc shampoo?
Top complaints mined from reviews: Smell, Allergies, Functionality-Overall. The return rate is 0.4%.
When does demand for zinc shampoo peak?
Demand peaks in Jan–Feb; the busiest month runs 1.9× the quietest.
What does it cost to enter the zinc shampoo niche?
Listings span $10.99–$35.95; the average listing price is $20.64 (sweet spot $15–$100). The average incumbent carries 2,788 reviews — the moat a new listing must climb.