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52

Nadh

Worth a look

Shows low returns (0.0%), but soft demand (-17.0% this quarter) keeps it on the watch list.

Market size 37Growth 17Conversion 70Competition 33Returns 100Price range 87Avg price 95Brand share 46Review moat 53Quality gap 55

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$31.33

avg listing price — sweet spot $15–$100

Price range

Great$8.07–$76.48

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

Conversion

Good6.4%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Review moat

Good1,368.53

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay77%

top-5 brand share — brands hold most of the demand

Market size

Okay$186K

$186K/yr · 92K searches

Competition

Okay65%

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

Growth

Bad-17.0%

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

Is nadh profitable on Amazon?

According to Flapen's Amazon United States niche tracking, nadh is a $186K/yr Amazon United States market (92K searches/yr). The top 5 brands hold 77% of demand. Verdict: Worth a look — 52/100.

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

nadh market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.
Units sold / yr
6K–8K
avg 250–500/product
Revenue / yr
$188K–$251K
units × avg price
Conversion rate
6.4%
Avg BSR
#2,074
Page quality
0%
Prime
100%
Sponsored
88%
Out of stock
11.0%
Avg brand age
50 months
Avg seller age
169 days

Competition: brands, sellers & click share

The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.

Brands

13 falling

Sellers

509

Top-5 brand share

77%

Top 20: 100%

Top-5 click share

65%

Top 20: 100%

Open market

18%

  • Nutricost34%
  • NOW Foods17%
  • MAAC1013%
  • Carlyle7%
  • Vitamatic6%
  • MARYRUTH'S5%
  • Open — no brand owns it (7 brands, 18%)

nadh demand & seasonality

Weekly Amazon search volume, last 104 weeks — -17.0% search growth over the last 90 days.
3K2KSpike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Top nadh search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.
  • nadh49K/yr
  • nadh supplement34K/yr
  • nadh coq10 supplements6K/yr
  • nadh 20mg3K/yr
All search terms

Top nadh products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$19K20%$37K30%$56K40%$74K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 17 tracked products in this niche — three views at once, no toggling.

What reviews say buyers love and hate about nadh

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

What buyers love

Quality-Overall18%

“This also looks to be a good quality supplement bottle”

Energy Level13%

“Gives good energy”

Vitamin9%

“Great supplement brand”

Focus Enhancement6%

“less brain fog”

Value For Money5%

“Good value for the money”

Nutritional Content4%

“makes it a great addition to my daily wellness routine, especially for supporting energy and overall vitality”

Side Effects4%

“does not upset my stomach or have any negative side effects whatsoever”

Dosage3%

“For maximum effectiveness others are recommended”

Ease Of Chewing/Swallowing3%

“Worked way better then swallowing”

Advertised Vs Actual Product3%

“Actually works”

What buyers complain about

Value For Money10%

“It's expensive”

Side Effects9%

“HORRIBLE side effects”

Functionality-Overall6%

“Doesnt work”

Dosage5%

“the formulation itself is an uneven mix of a real dose”

Energy Level5%

“anxiety from amount of energy its giving me”

Allergies4%

“Allergic reaction”

Acid Regulator/Stomach Ache Relief3%

“Hard on stomach”

Absorbency3%

“i am seeing lot of information that says our bodies cannot even absorb this supplement”

Advertised Vs Actual Product3%

“this is a well executed misrepresentation”

Sleep Quality3%

“had disruptive sleep while on one a day”

Top return reasons

Functionality-Overall50%
Ingredients-Overall20%
Breathability10%
Dosage10%
Value For Money10%

Common nadh questions

Is nadh profitable to sell on Amazon United States?
The niche generates $186K/yr across 17 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -17.0%. Flapen's verdict: Worth a look (52/100).
How competitive is the nadh niche?
13 brands and 509 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 77% of demand.
What do buyers complain about in nadh?
Top complaints mined from reviews: Value For Money, Side Effects, Functionality-Overall. The return rate is 0.0%.
When does demand for nadh peak?
Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the nadh niche?
Listings span $8.07–$76.48; the average listing price is $31.33 (sweet spot $15–$100). The average incumbent carries 1,369 reviews — the moat a new listing must climb.