Is allithiamine profitable to sell on Amazon United States?

The niche generates $428K/yr across 5 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -6.7%. Flapen's verdict: Skip it (47/100).

How competitive is the allithiamine niche?

4 brands and 10 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in allithiamine?

Top complaints mined from reviews: Allergies, Size-Overall, Ease Of Chewing/Swallowing. The return rate is 0.0%.

What does it cost to enter the allithiamine niche?

Listings span $23.00–$36.34; the average listing price is $27.21 (sweet spot $15–$100). The average incumbent carries 1,110 reviews — the moat a new listing must climb.

allithiamine

Skip it

A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$27.21

avg listing price — sweet spot $15–$100

Price range

Incredible$23.00–$36.34

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

Conversion

Great11.4%

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

Review moat

Good1,109.8

avg incumbent reviews — the moat a new listing must climb

Market size

Good$428K

$428K/yr · 138K searches

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Growth

Bad-6.7%

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

Competition

Bad100%

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, allithiamine is a $428K/yr Amazon United States market (138K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 47/100.

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

allithiamine market data

Units sold / yr: 15K–20K; avg 5,000–6,000/product
Revenue / yr: $408K–$544K; units × avg price
Conversion rate: 11.4%
Avg BSR: #30
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 30.8%
Avg brand age: 94 months
Avg seller age: 162 days

Competition & brand share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 rising

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

Dr. Berg Nutritionals85%
Ecological Formulas5%
Objective Nutrients5%
Micro Ingredients4%

Demand

Weekly Amazon search volume, last 17 weeks — -6.7% search growth over the last 90 days.

Open Trend

Top allithiamine search terms

allithiamine36K/yr -8.8%2.6% conv.
dr berg b135K/yr -6.8%17.6% conv.
allithiamine vitamin b114K/yr -15.2%2.4% conv.
dr berg b complex13K/yr -4.6%7.8% conv.
dr berg vitamin b19K/yr -1.8%16.5% conv.
dr berg vitamin b complex6K/yr -7.6%9.3% conv.
allithiamine vitamin b1 organic6K/yr +9.6%3.7% conv.
dr. berg b14K/yr +1.8%17.8% conv.
b1 dr berg3K/yr +2.8%19.6% conv.
b1 allithiamine4K/yr -12.1%2.6% conv.

All search terms

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

Top sellers

by 90-day click share

Dr. Berg Natural Vitamin B1 B6 B12 Complex - Allithiamine Vitamin B1 Supplement with 8 Essential Vitamin B Complex for Men & Women Including Thiamin Niacin Folate Magnesium & More - 60 Capsules

Dr. Berg Nutritionals$25.924.7★4,061 rev

Dr. Berg Natural Vitamin B12 1000 mcg (Hydroxocobalamin) 60 Capsules Energy Brain & Nervous System Support* w/B-Complex + Magnesium 4X Lab Tested GMO-Free No Fillers

Dr. Berg Nutritionals$23.004.8★308 rev

Ecological Formulas Allithiamine Vitamin B1 50 mg 250 Capsules

Ecological Formulas$36.344.2★19 rev

Objective Nutrients Thiamax TTFD Thiamine B1 Supplement | Vitamin B1 Supplement for Energy Focus | Highly Absorbable Vitamin B1 100mg with Magnesium 60 Capsules

Objective Nutrients$26.934.5★873 rev

Micro Ingredients Vitamin B1 Thiamine 500mg Per Serving 240 Softgels

Micro Ingredients$23.864.5★288 rev

Newest

by launch date

Dr. Berg Natural Vitamin B12 1000 mcg (Hydroxocobalamin) 60 Capsules Energy Brain & Nervous System Support* w/B-Complex + Magnesium 4X Lab Tested GMO-Free No Fillers

Dr. Berg Nutritionals$23.00308 rev

3mo ago

Micro Ingredients Vitamin B1 Thiamine 500mg Per Serving 240 Softgels

Micro Ingredients$23.86288 rev

1y ago

Dr. Berg Natural Vitamin B1 B6 B12 Complex - Allithiamine Vitamin B1 Supplement with 8 Essential Vitamin B Complex for Men & Women Including Thiamin Niacin Folate Magnesium & More - 60 Capsules

Dr. Berg Nutritionals$25.924,061 rev

2y ago

Objective Nutrients Thiamax TTFD Thiamine B1 Supplement | Vitamin B1 Supplement for Energy Focus | Highly Absorbable Vitamin B1 100mg with Magnesium 60 Capsules

Objective Nutrients$26.93873 rev

4y ago

Ecological Formulas Allithiamine Vitamin B1 50 mg 250 Capsules

Ecological Formulas$36.3419 rev

13y ago

What buyers say about allithiamine

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

What buyers love

Quality-Overall25%

“Excellent product”

Vitamin21%

“Is a very good quality vitamin”

Energy Level7%

“Awesome energy”

Value For Money5%

“Awesome price”

Ingredients-Overall4%

“Pure ingredients”

Efficiency4%

“Works well”

Sleep Quality4%

“Helps with sleep”

Natural Ingredients2%

“It is a natural”

Nutritional Content2%

“Best Supplements”

Ease Of Chewing/Swallowing2%

“Easy on the stomach”

What buyers complain about

Allergies9%

“Had an allergic reaction to the synthetic B1”

Size-Overall9%

“These capsules are HUGE”

Ease Of Chewing/Swallowing8%

“person for whom purchased couldnt possibly swallow”

Vitamin7%

“Low quality forms of vitamins”

Side Effects6%

“Made me sick”

Smell6%

“The smell and taste is so rancid”

Value For Money5%

“Too expensive”

Functionality-Overall4%

“Didnt help me”

Dosage3%

“I cannot take these unfortunately”

Advertised Vs Actual Product3%

“is totally deceptive”

Top return reasons

Acid Regulator/Stomach Ache Relief75%

Functionality-Overall25%

Common questions

Is allithiamine profitable to sell on Amazon United States?: The niche generates $428K/yr across 5 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -6.7%. Flapen's verdict: Skip it (47/100).
How competitive is the allithiamine niche?: 4 brands and 10 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in allithiamine?: Top complaints mined from reviews: Allergies, Size-Overall, Ease Of Chewing/Swallowing. The return rate is 0.0%.
What does it cost to enter the allithiamine niche?: Listings span $23.00–$36.34; the average listing price is $27.21 (sweet spot $15–$100). The average incumbent carries 1,110 reviews — the moat a new listing must climb.