Is zinc 15mg profitable to sell on Amazon United States?

The niche generates $1.5M/yr across 8 tracked products. 90-day search growth is -3.0%. Flapen's verdict: Skip it (48/100).

How competitive is the zinc 15mg niche?

3 brands and 47 sellers compete. The top 5 products take 90% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in zinc 15mg?

Top complaints mined from reviews: Side Effects, Value For Money, Functionality-Overall. The return rate is 0.0%.

When does demand for zinc 15mg peak?

Demand peaks in Jan–May–Jun–Jul–Sep; the busiest month runs 3.9× the quietest.

What does it cost to enter the zinc 15mg niche?

Listings span $3.83–$39.92; the average listing price is $19.94 (sweet spot $15–$100). The average incumbent carries 8,010 reviews — the moat a new listing must climb.

zinc 15mg

Skip it

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

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible18.4%

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

Market size

Great$1.5M

$1.5M/yr · 413K searches

Avg price

Great$19.94

avg listing price — sweet spot $15–$100

Price range

Good$3.83–$39.92

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

Growth

Bad-3.0%

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

Review moat

Bad8,009.75

avg incumbent reviews — the moat a new listing must climb

Quality gap

Bad4.8★

avg incumbent rating — lower means beatable quality

Competition

Bad90%

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 15mg is a $1.5M/yr Amazon United States market (413K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–May–Jun–Jul–Sep. Verdict: Skip it — 48/100.

Data updated Jul 28, 2026 · scored weekly · How we score niches

zinc 15mg market data

Units sold / yr: 80K–100K; avg 8,000–10,000/product
Revenue / yr: $1.6M–$2.0M; units × avg price
Conversion rate: 18.4%
Avg BSR: #73
Page quality: 0%
Prime: 100%
Sponsored: 88%
Out of stock: 0.0%
Avg brand age: 90 months
Avg seller age: 158 days

Competition & brand share

The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.

Brands

3 flat

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

90%

Top 20: 100%

Open market

THORNE81%
Pure Encapsulations17%
Nature Made2%

Demand & seasonality

Weekly Amazon search volume, last 101 weeks — -3.0% search growth over the last 90 days.

Peak months: Jan, May, Jun, Jul, Sep · busiest ÷ quietest = 3.9×

Open Trend

Top zinc 15mg search terms

thorne zinc91K/yr -4.3%20.2% conv.
zinc 15mg61K/yr -15.5%10.6% conv.
thorne zinc picolinate45K/yr -0.2%19.6% conv.
zinc picolinate 15mg41K/yr +13.8%11.1% conv.
thorne zinc picolinate 30 mg31K/yr -12.5%21.6% conv.
thorne zinc picolinate 15mg23K/yr +10.1%30.6% conv.
zinc thorne25K/yr +10.6%18.2% conv.
zinc 15 mg17K/yr -16.6%10.0% conv.
zinc 1512K/yr +0.6%18.3% conv.
throne zinc8K/yr +12.5%16.5% conv.

All search terms

Top zinc 15mg 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 8 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

THORNE - Zinc Picolinate 15 mg - Highly Absorbable Zinc Supplement - Supports Immune System Eye Skin & Reproductive Health* - Third-Party Certified - Gluten Dairy & Soy-Free - 60 Capsules

THORNE$14.514.7★5,913 rev

THORNE - Zinc Picolinate 30 mg - Well-Absorbed Zinc Supplement for Growth and Immune Function - Promotes Healthy Skin & Eyes* - Third-Party Certified - Gluten Dairy & Soy-Free - 60 Capsules

THORNE$19.564.8★11,051 rev

THORNE - Zinc Picolinate 30 mg - Highly Absorbable Zinc Supplement - Supports Immune System Eye Skin & Reproductive Health* - Third-Party Certified - Gluten Dairy & Soy-Free - 180 Capsules

THORNE$39.924.8★11,051 rev

Pure Encapsulations Zinc 15 mg - Zinc Picolinate Supplement for Immune System Support Growth & Development - for Wound Healing* - 60 Capsules

Pure Encapsulations$13.254.8★4,581 rev

Pure Encapsulations Zinc 15 mg - Zinc Picolinate Supplement for Immune System Support Growth & Development - for Wound Healing* - 180 Capsules

Pure Encapsulations$34.314.8★4,581 rev

Newest

by launch date

THORNE - Zinc Bisglycinate 15 mg - Highly Absorbable Zinc Supplement - Supports Immune System Eye Skin & Reproductive Health* - Third-Party Certified - Gluten Dairy & Soy-Free - 60 Capsules

THORNE$14.64884 rev

6y ago

THORNE - Zinc Bisglycinate 30 mg - Highly Absorbable Zinc Supplement - Supports Immune System Eye Skin & Reproductive Health* - Third-Party Certified - Gluten Dairy & Soy-Free - 60 Capsules

THORNE$19.53992 rev

6y ago

THORNE - Zinc Picolinate 30 mg - Highly Absorbable Zinc Supplement - Supports Immune System Eye Skin & Reproductive Health* - Third-Party Certified - Gluten Dairy & Soy-Free - 180 Capsules

THORNE$39.9211,051 rev

17y ago

Pure Encapsulations Zinc 15 mg - Zinc Picolinate Supplement for Immune System Support Growth & Development - for Wound Healing* - 60 Capsules

Pure Encapsulations$13.254,581 rev

18y ago

Pure Encapsulations Zinc 15 mg - Zinc Picolinate Supplement for Immune System Support Growth & Development - for Wound Healing* - 180 Capsules

Pure Encapsulations$34.314,581 rev

18y ago

What buyers say about zinc 15mg

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

What buyers love

Quality-Overall28%

“The quality is excellent—pure”

Advertised Vs Actual Product9%

“Arrived as described”

Vitamin8%

“have been very satisfied with all of their vitamins”

Value For Money6%

“Good value”

Ease Of Chewing/Swallowing5%

“The capsules are easy to take”

Dosage5%

“correct daily dose amount”

Efficiency4%

“Works well”

Immunity Booster3%

“Helps the immune system”

Nutritional Content3%

“High quality supplement”

Acid Regulator/Stomach Ache Relief3%

“no stomach issues”

What buyers complain about

Side Effects10%

“It made me nauseous when I didnt last time”

Value For Money8%

“Way too overpriced”

Functionality-Overall5%

“doesnt work for me”

Size-Overall5%

“These are small”

Nutritional Content4%

“The absolute most awful protein powder ever created”

Dosage3%

“The 30mg perfect cause the 50s make my stomach hurt”

Regulates Digestion3%

“This brand gives me heartburn and reflux”

Heart Health3%

“gave me daily heartburn no matter how much I prepared by eating a meal”

Allergies3%

“We have corn and gluten allergies”

Acid Regulator/Stomach Ache Relief3%

“Upsets stomach”

Top return reasons

Acid Regulator/Stomach Ache Relief33%

Dosage33%

Certifications17%

Vitamin17%

Common questions

Is zinc 15mg profitable to sell on Amazon United States?: The niche generates $1.5M/yr across 8 tracked products. 90-day search growth is -3.0%. Flapen's verdict: Skip it (48/100).
How competitive is the zinc 15mg niche?: 3 brands and 47 sellers compete. The top 5 products take 90% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in zinc 15mg?: Top complaints mined from reviews: Side Effects, Value For Money, Functionality-Overall. The return rate is 0.0%.
When does demand for zinc 15mg peak?: Demand peaks in Jan–May–Jun–Jul–Sep; the busiest month runs 3.9× the quietest.
What does it cost to enter the zinc 15mg niche?: Listings span $3.83–$39.92; the average listing price is $19.94 (sweet spot $15–$100). The average incumbent carries 8,010 reviews — the moat a new listing must climb.