Is niacinamide 5% profitable to sell on Amazon United States?

The niche generates $241K/yr across 25 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -7.2%. Flapen's verdict: Worth a look (50/100).

How competitive is the niacinamide 5% niche?

9 brands and 63 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 96% of demand.

What do buyers complain about in niacinamide 5%?

Top complaints mined from reviews: Allergies, Functionality-Overall, Skin Health. The return rate is 0.5%.

When does demand for niacinamide 5% peak?

Demand peaks in Jul; the busiest month runs 2.7× the quietest.

What does it cost to enter the niacinamide 5% niche?

Listings span $5.86–$39.61; the average listing price is $13.94 (sweet spot $15–$100). The average incumbent carries 11,543 reviews — the moat a new listing must climb.

niacinamide 5%

Worth a look

Shows low returns (0.5%), but brand-locked demand (top 5 brands take 96% of clicks) keeps it on the watch list.

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Price range

Good$5.86–$39.61

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

Conversion

Good6.3%

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

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Avg price

Good$13.94

avg listing price — sweet spot $15–$100

Competition

Good54%

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

Market size

Okay$241K

$241K/yr · 276K searches

Growth

Bad-7.2%

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

Review moat

Bad11,543.36

avg incumbent reviews — the moat a new listing must climb

Brand share

Bad96%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, niacinamide 5% is a $241K/yr Amazon United States market (276K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in Jul. Verdict: Worth a look — 50/100.

Data updated Jul 16, 2026 · scored weekly · How we score niches

niacinamide 5% market data

Units sold / yr: 13K–15K; avg 250–500/product
Revenue / yr: $174K–$209K; units × avg price
Conversion rate: 6.3%
Avg BSR: #582
Page quality: 0%
Prime: 100%
Sponsored: 96%
Out of stock: 0.0%
Avg brand age: 42 months
Avg seller age: 127 days

Competition & brand share

The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.

Brands

9 rising

Sellers

Top-5 brand share

96%

Top 20: 100%

Top-5 click share

54%

Top 20: 95%

Open market

Minimalist60%
The Ordinary15%
Good Molecules11%
ZALVEX8%
AIRHAS2%
WHITIN1%
Open — no brand owns it (3 brands, 3%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -7.2% search growth over the last 90 days.

Peak months: Jul · busiest ÷ quietest = 2.7×

Open Trend

Top niacinamide 5% search terms

minimalist142K/yr -8.0%1.8% conv.
niacinamide 5%24K/yr -10.2%7.6% conv.
niacinamide serum 5%22K/yr -9.7%8.3% conv.
minimalist skincare18K/yr +0.3%3.6% conv.
5% niacinamide serum14K/yr -16.6%7.3% conv.
minimalist niacinamide serum14K/yr -0.8%10.6% conv.
minimalist serum10K/yr +0.9%6.3% conv.
the minimalist7K/yr -19.8%2.4% conv.
the minimalist skincare5K/yr +25.5%4.8% conv.
5% niacinamide5K/yr +9.8%6.3% conv.

All search terms

Top niacinamide 5% 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 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Minimalist 5% Niacinamide Serum with Hyaluronic Acid for Even-Looking Skin Tone | Hydrating Face Serum for Smoother-Looking Skin | For Women & Men | 1 Fl Oz / 30 ml

Minimalist$11.804.6★9,533 rev

The Ordinary Niacinamide 5% Face and Body Emulsion Dark Spot & Skin Tone Corrector 3.4 Fl Oz

The Ordinary$13.534.6★958 rev

Good Molecules 5% Niacinamide Serum with Ectoin - Ultra Hydrating Serum to Target Enlarged Pores and Blemishes - Moisturizing Pore Minimizer for Face - Skin Care

Good Molecules$7.954.7★1,030 rev

ZALVEX Wallet for Men Mens Minimalist Wallet 9-13 Cards Slim Compact Wallet with Money Clip & ID Window RFID Blocking Smart Pop Up Card Wallet Metal Aluminum Credit Card Holder Bifold Wallet

ZALVEX$27.984.5★5,795 rev

Minimalist 10% Advanced Vitamin C Serum for Glowing Skin | Brightening & Dark Spot Treatment | Treats Uneven Skin Tone Dullness & UV Damage | Daily Face Serum (Stable Vitamin C) | 30ml/1 FL Oz

Minimalist$12.384.4★19,164 rev

Newest

by launch date

Niacinamide Serum 5% Niacinamide Face Serum With Hyaluronic Acid Natural Extracts Oil Control Pore Minimizer Calms Evens Skin Tone Moisturizes Anti-Wrinkle 1 Oz

Nature of Beauty$12.947 rev

5mo ago

Good Molecules 5% Niacinamide Serum with Ectoin - Ultra Hydrating Serum to Target Enlarged Pores and Blemishes - Moisturizing Pore Minimizer for Face - Skin Care

Good Molecules$7.951,030 rev

1y ago

The Ordinary Niacinamide 5% Face and Body Emulsion Dark Spot & Skin Tone Corrector 3.4 Fl Oz

The Ordinary$13.53958 rev

1y ago

ZALVEX Wallet for Men Mens Minimalist Wallet 9-13 Cards Slim Compact Wallet with Money Clip & ID Window RFID Blocking Smart Pop Up Card Wallet Metal Aluminum Credit Card Holder Bifold Wallet

ZALVEX$27.985,795 rev

1y ago

AIRHAS Mens Wide Toe Box Barefoot Shoes Lightweight Zero Drop Flexible Sneakers for Men Summer Minimalist Walking Casual Shoes(Khaki 14.0)

AIRHAS$38.65369 rev

2y ago

What buyers say about niacinamide 5%

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

What buyers love

Quality-Overall15%

“Great quality wallet”

Suitability Combination Skin13%

“Perfect for my skin”

Value For Money9%

“reasonable price”

Moist/Dry7%

“dries fast”

Soft Feel5%

“leaves my skin soft”

Absorbency3%

“Absorbs well”

Suitability Dry Skin3%

“It layers well with moisturizer”

Weight Light3%

“Lightweight and Easy to Use Serum”

Suitability Oily Skin2%

“Good for Oily Skin”

Brightness/Shine/Glow2%

“Shine On”

What buyers complain about

Allergies10%

“Skin Irritation”

Functionality-Overall7%

“Didn't work as expected expected”

Skin Health7%

“it burned my face”

Durability5%

“Already falling apart”

Moist/Dry5%

“Its not very moisturizing”

Smell5%

“The smell is horrific”

Symptom Reduction3%

“I didnt see any noticeable results”

Size-Overall3%

“Very big”

Quality-Overall3%

“Awful quality”

Adhesion/Stickiness2%

“Leaves a sticky feel to my face”

Top return reasons

Size-Overall24%

Weight Heavy12%

Functionality-Overall8%

Advertised Vs Actual Product8%

Leak-Proof5%

Value For Money3%

Pockets/Compartments3%

Smell2%

Moist/Dry2%

Defective Material/Parts2%

Common questions

Is niacinamide 5% profitable to sell on Amazon United States?: The niche generates $241K/yr across 25 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -7.2%. Flapen's verdict: Worth a look (50/100).
How competitive is the niacinamide 5% niche?: 9 brands and 63 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 96% of demand.
What do buyers complain about in niacinamide 5%?: Top complaints mined from reviews: Allergies, Functionality-Overall, Skin Health. The return rate is 0.5%.
When does demand for niacinamide 5% peak?: Demand peaks in Jul; the busiest month runs 2.7× the quietest.
What does it cost to enter the niacinamide 5% niche?: Listings span $5.86–$39.61; the average listing price is $13.94 (sweet spot $15–$100). The average incumbent carries 11,543 reviews — the moat a new listing must climb.

niacinamide 5%

niacinamide 5% market data

Competition & brand share

Demand & seasonality

Top niacinamide 5% search terms

Top niacinamide 5% products on Amazon

Top sellers

Newest

Trending

What buyers say about niacinamide 5%

What buyers love

What buyers complain about

Top return reasons

Common questions

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