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45

nr

Skip it

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

Market size 84Growth 21Conversion 64Competition 9Returns 100Price range 39Avg price 80Brand share 0Review moat 24Quality gap 43

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Market size

Great$1.4M

$1.4M/yr · 284K searches

Avg price

Great$84.90

avg listing price — sweet spot $15–$100

Conversion

Good5.7%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Price range

Okay$7.91–$225.02

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

Review moat

Bad6,670.78

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-8.9%

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

Competition

Bad89%

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, nr is a $1.4M/yr Amazon United States market (284K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Aug–Dec. Verdict: Skip it — 45/100.

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

nr market data

Units sold / yr
20K–25K
avg 1,500–2,000/product
Revenue / yr
$1.7M–$2.1M
units × avg price
Conversion rate
5.7%
Avg BSR
#434
Page quality
0%
Prime
100%
Sponsored
100%
Out of stock
5.6%
Avg brand age
30 months
Avg seller age
149 days

Competition & brand share

The top 5 products capture 89% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 rising

Sellers

35

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

89%

Top 20: 100%

Open market

0%

  • TRU NIAGEN66%
  • partiQlar30%
  • FaYaCa3%
  • Pure Encapsulations2%

Demand & seasonality

Weekly Amazon search volume, last 100 weeks — -8.9% search growth over the last 90 days.
20K15KSpike '24Holiday '24Spike '25Prime Day '25Spike '26DecMarJunAugNovMarMay

Peak months: Aug, Dec · busiest ÷ quietest = 2.4×

Top nr search terms

  • tru niagen pro 1000mg52K/yr
  • partiqlar45K/yr
  • tru niagen pro 500mg11K/yr
  • tru niagen 1000mg11K/yr
  • true niagen 1000mg pro4K/yr
  • nicotinamide riboside nr4K/yr
  • truniagen 1000 mg5K/yr
  • tru niagen pro4K/yr
  • tru niagen 500mg5K/yr
  • partiqlar pure nmn capsules9K/yr
All search terms

Top nr 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%15%$205K30%$411K45%$616K60%$822K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 9 tracked products in this niche — three views at once, no toggling.

What buyers say about nr

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

What buyers love

Quality-Overall18%

“Excellent product”

Energy Level15%

“Great for energy”

Focus Enhancement7%

“my performance at work improved significantly”

Vitamin7%

“Good supplement”

Dosage4%

“I like that this high-potency formula delivers 500 mg per capsule, providing high purity NAD+ precursor support for those serious about cellular health and longevity”

Side Effects3%

“there is absolutely no jittery feelings or crash”

Sleep Quality3%

“Since taking NAD I have been able to reduce the amount of sleep needed to feel rested and energized”

Efficiency3%

“It seems to work well”

Nutritional Content3%

“I like that this high-potency formula delivers 500 mg per capsule, providing high purity NAD+ precursor support for those serious about cellular health and longevity”

Ease Of Chewing/Swallowing2%

“The capsules are easy to take”

What buyers complain about

Value For Money20%

“It's expensive”

Side Effects10%

“That's not a common side effect for me”

Functionality-Overall9%

“Doesnt work”

Dosage6%

“I could not take this”

Energy Level4%

“anxiety from amount of energy its giving me”

Stress/Anxiety4%

“gave me horrible anxiety”

Advertised Vs Actual Product4%

“Misleading”

Certifications3%

“Seemingly bogus certifications”

Sleep Quality3%

“had disruptive sleep while on one a day”

Taste-Overall2%

“The recent order bears no resemblance in appearance, texture, or taste to the previous product we received”

Top return reasons

Value For Money36%
Dosage18%
Ingredients-Overall18%
Size-Overall9%
Functionality-Overall9%
Regulates Digestion9%

Common questions

Is nr profitable to sell on Amazon United States?
The niche generates $1.4M/yr across 9 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -8.9%. Flapen's verdict: Skip it (45/100).
How competitive is the nr niche?
4 brands and 35 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in nr?
Top complaints mined from reviews: Value For Money, Side Effects, Functionality-Overall. The return rate is 0.0%.
When does demand for nr peak?
Demand peaks in Aug–Dec; the busiest month runs 2.4× the quietest.
What does it cost to enter the nr niche?
Listings span $7.91–$225.02; the average listing price is $84.90 (sweet spot $15–$100). The average incumbent carries 6,671 reviews — the moat a new listing must climb.