Is prohealth nmn profitable to sell on Amazon United States?

The niche generates $176K/yr across 15 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -38.9%. Flapen's verdict: Worth a look (51/100).

How competitive is the prohealth nmn niche?

13 brands and 18 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 70% of demand.

What do buyers complain about in prohealth nmn?

Top complaints mined from reviews: Functionality-Overall, Size-Overall, Calcium. The return rate is 0.0%.

When does demand for prohealth nmn peak?

Demand peaks in Jan; the busiest month runs 2.3× the quietest.

What does it cost to enter the prohealth nmn niche?

Listings span $12.76–$62.23; the average listing price is $26.20 (sweet spot $15–$100). The average incumbent carries 375 reviews — the moat a new listing must climb.

prohealth nmn

Worth a look

Shows low returns (0.0%), but soft demand (-38.9% this quarter) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$26.20

avg listing price — sweet spot $15–$100

Price range

Great$12.76–$62.23

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

Review moat

Great374.73

avg incumbent reviews — the moat a new listing must climb

Conversion

Great7.5%

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

Brand share

Good70%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Market size

Okay$176K

$176K/yr · 90K searches

Competition

Okay68%

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

Growth

Bad-38.9%

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

Signals Low Review Barrier

According to Flapen's Amazon United States niche tracking, prohealth nmn is a $176K/yr Amazon United States market (90K searches/yr). The top 5 brands hold 70% of demand. Demand peaks in Jan. Verdict: Worth a look — 51/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

prohealth nmn market data

Units sold / yr: 6K–8K; avg 250–500/product
Revenue / yr: $157K–$210K; units × avg price
Conversion rate: 7.5%
Avg BSR: #857
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 4.4%
Avg brand age: 64 months
Avg seller age: 182 days

Competition & brand share

The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.

Brands

13 flat

Sellers

Top-5 brand share

70%

Top 20: 100%

Top-5 click share

68%

Top 20: 100%

Open market

23%

Toniiq21%
Cata-Kor19%
ProHealth15%
Nextdia8%
Nutricost7%
Codeage7%

Demand & seasonality

Weekly Amazon search volume, last 100 weeks — -38.9% search growth over the last 90 days.

Peak months: Jan · busiest ÷ quietest = 2.3×

Open Trend

Top prohealth nmn search terms

calcium akg24K/yr -38.3%8.7% conv.
ca akg15K/yr -37.6%5.8% conv.
ca-akg10K/yr -30.2%5.2% conv.
ca akg supplement9K/yr -41.8%4.3% conv.
calcium akg supplement8K/yr -45.5%7.5% conv.
calcium alpha-ketoglutarate6K/yr -6.9%5.3% conv.
ca-akg supplement6K/yr -31.4%5.7% conv.
caakg6K/yr -48.9%6.9% conv.
caakg supplement5K/yr -67.3%7.4% conv.

All search terms

Top prohealth nmn 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 15 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Toniiq 1500mg Ultra High Purity Ca AKG Supplement - 99%+ Highly Purified and Bioavailable Calcium Alpha-Ketoglutarate - Calcium AKG Longevity Supplement - 120 Ca-AKG Vegetarian Capsules

Toniiq$24.154.4★298 rev

Cata-Kor Hair Skin and Nails Vitamins for Women Biotin Collagen Hair Supplement | Hyaluronic Acid | Calcium AKG | MSM | Vitamin D3 K2 & C Hair Growth Vitamins 30 Day Supply (1 Pack)

Cata-Kor$22.774.4★408 rev

ProHealth Ca AKG Supplement (Alpha Ketoglutarate) (1 000 mg per 2 Capsule Serving 60 Capsules). Supports Metabolic Function and Healthy Aging Processes.

ProHealth$24.194.5★506 rev

Liposomal Calcium AKG Supplement 1500mg with Vitamin D3 & K2 Softgels for Women & Men High AbsorptionCalcium Supplements with Magnesium Glycinate Boron Probiotics & Vitamin C for Bone - 120 Pills

Nextdia$29.014.7★463 rev

Nutricost AKG Alpha Ketoglutaric Acid Supplement 1 000mg 240 Capsules

Nutricost$19.644.6★330 rev

Newest

by launch date

Liposomal Calcium AKG Supplement 1700 MG - High Absorption Calcium Supplement for Women AKG Supplement for Cellular Energy Metabolic Function - 60 Capsules

VITACRLLYNMN$16.166 rev

5mo ago

Doctors Recipes Calcium AKG Supplement 1000mg Calcium Supplement for Women & Men Alpha-ketoglutarate High Bioavailable for Healthy Aging Bone Health Vegan 150 Capsules

Doctor's Recipes$20.0343 rev

8mo ago

Cata-Kor Hair Skin and Nails Vitamins for Women Biotin Collagen Hair Supplement | Hyaluronic Acid | Calcium AKG | MSM | Vitamin D3 K2 & C Hair Growth Vitamins 30 Day Supply (1 Pack)

Cata-Kor$22.77408 rev

9mo ago

Calcium AKG (Ca-AKG) Monohydrate 1200mg Per Serving | Calcium Alpha Ketoglutarate for Cellular Energy & Healthy Aging Support | Vegan Non-GMO GMP Facility | 60 Capsules

PLANT.O NUTRITION$21.9631 rev

1y ago

ProHealth Ca AKG Supplement (Alpha Ketoglutarate) (1 000 mg per 2 Capsule Serving 60 Capsules). Supports Cellular Energy Metabolic Function and Healthy Aging Processes (3 Pack)

ProHealth$62.23506 rev

1y ago

What buyers say about prohealth nmn

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

What buyers love

Quality-Overall15%

“Excellent product”

Ease Of Chewing/Swallowing9%

“It's not hard to swallow one”

Calcium8%

“My favorite calcium supplements”

Value For Money8%

“Great price”

Vitamin6%

“Great vitamin”

Hair Growth6%

“I've noticed less hair shedding”

Energy Level5%

“has helped improve my energy overall”

Ease Of Use4%

“Easy to Use”

Advertised Vs Actual Product3%

“Product as advertised”

Absorbency3%

“It absorbs well too”

What buyers complain about

Functionality-Overall10%

“Did not give results I was looking for”

Size-Overall9%

“The capsules are a bit large”

Calcium7%

“Women start losing bone calcium more rapidly after 40”

Dosage6%

“This product's description is deceptive in that 1500mg is actually three capsules per day”

Value For Money4%

“Not worth the money”

Advertised Vs Actual Product3%

“Deceptive”

Allergies3%

“Allergy”

Side Effects3%

“potentially detrimental to one's health”

Age Suitability3%

“that means it's also not childproof in any way”

Certifications3%

“But No 3rd Party Lab Testing COA or Sourcing Info Available”

Top return reasons

Itch Relief50%

Regulates Digestion50%

Common questions

Is prohealth nmn profitable to sell on Amazon United States?: The niche generates $176K/yr across 15 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -38.9%. Flapen's verdict: Worth a look (51/100).
How competitive is the prohealth nmn niche?: 13 brands and 18 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 70% of demand.
What do buyers complain about in prohealth nmn?: Top complaints mined from reviews: Functionality-Overall, Size-Overall, Calcium. The return rate is 0.0%.
When does demand for prohealth nmn peak?: Demand peaks in Jan; the busiest month runs 2.3× the quietest.
What does it cost to enter the prohealth nmn niche?: Listings span $12.76–$62.23; the average listing price is $26.20 (sweet spot $15–$100). The average incumbent carries 375 reviews — the moat a new listing must climb.