Is viternum complex profitable to sell on Amazon United States?

The niche generates $40K/yr across 8 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -27.2%. Flapen's verdict: Skip it (37/100).

How competitive is the viternum complex niche?

8 brands and 11 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 89% of demand.

What do buyers complain about in viternum complex?

Top complaints mined from reviews: Functionality-Overall, Vitamin, Weight Loss. The return rate is 0.0%.

When does demand for viternum complex peak?

Demand peaks in Mar; the busiest month runs 1.6× the quietest.

What does it cost to enter the viternum complex niche?

Listings span $14.71–$64.56; the average listing price is $31.51 (sweet spot $15–$100). The average incumbent carries 1,740 reviews — the moat a new listing must climb.

viternum complex

Skip it

A concentrated shelf (top 5 take 89% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$31.51

avg listing price — sweet spot $15–$100

Price range

Incredible$14.71–$64.56

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

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Review moat

Okay1,739.88

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay89%

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

Growth

Bad-27.2%

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

Conversion

Bad0.9%

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

Market size

Bad$40K

$40K/yr · 142K searches

Competition

Bad89%

top-5 click share — a locked-up shelf

Signals Low Review Barrier

According to Flapen's Amazon United States niche tracking, viternum complex is a $40K/yr Amazon United States market (142K searches/yr). The top 5 brands hold 89% of demand. Demand peaks in Mar. Verdict: Skip it — 37/100.

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

viternum complex market data

Units sold / yr: 1K–1K; avg 100–250/product
Revenue / yr: $32K–$39K; units × avg price
Conversion rate: 0.9%
Avg BSR: #473
Page quality: 0%
Prime: 100%
Sponsored: 75%
Out of stock: 0.0%
Avg brand age: 69 months
Avg seller age: 164 days

Competition & brand share

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

Brands

8 rising

Sellers

Top-5 brand share

89%

Top 20: 100%

Top-5 click share

89%

Top 20: 100%

Open market

Rangel53%
GENERY12%
NGL9%
Supragenix7%
NEW AGE7%
Apetol4%
Open — no brand owns it (2 brands, 7%)

Demand & seasonality

Weekly Amazon search volume, last 99 weeks — -27.2% search growth over the last 90 days.

Peak months: Mar · busiest ÷ quietest = 1.6×

Open Trend

Top viternum complex search terms

viternum complex86K/yr -35.9%0.2% conv.
viternum27K/yr -19.8%0.2% conv.
viternum complex para engordar9K/yr +17.0%0.2% conv.
gelnorex11K/yr -17.3%4.8% conv.
gelnorex pastillas para engordar6K/yr -8.9%4.5% conv.
viternum complex jarabe2K/yr -69.6%0.0% conv.
viternum complex capsulas2K/yr -47.0%0.0% conv.

All search terms

Top viternum complex 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 8 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Rangel Gelnorex Vita Adults Vitamin B Supplement 100 Tablets 100 Count (Pack of 1)

Rangel$47.814.7★412 rev

Gelnorex Adults

GENERY$21.014.2★74 rev

Appetite Booster Weight Gain Stimulant Supplement Eat More for Underweight Adults & Kids 4+ Fortified with Vitamins B1 B2 B3 B5 B6 B12 Folic Acid Iron Zinc Amino Acids Flax Seed Oil

NGL$26.533.9★5,487 rev

Supragenix CB-1 Weight Gainer Pills (90 Count) | Weight Gain Support for Women & Men | Clinically Tested Appetite Booster | Powerful Mass Gainer

Supragenix$64.564.2★587 rev

Vitamin B Complex for Men & Women - Made in USA - B-Complex: B1 B2 B3 B5 B6 B7 B8 B9 B12 with Vitamin C Choline Inositol - Energy Brain & Heart Support Supplement - 120 Vegan Capsules

NEW AGE$28.834.5★186 rev

Newest

by launch date

Vitamin B Complex for Men & Women - Made in USA - B-Complex: B1 B2 B3 B5 B6 B7 B8 B9 B12 with Vitamin C Choline Inositol - Energy Brain & Heart Support Supplement - 120 Vegan Capsules

NEW AGE$28.83186 rev

11mo ago

Apetol Appetite Booster for Kids & Adults | 6 fl oz | 2-Pack

Apetol$21.48210 rev

1y ago

Supragenix CB-1 Weight Gainer Pills (90 Count) | Weight Gain Support for Women & Men | Clinically Tested Appetite Booster | Powerful Mass Gainer

Supragenix$64.56587 rev

2y ago

Gain Appetite Booster Capsules for Adults Weight Gainer Support for Men and Women Creatine Enhanced Weight Gain Pills with Ginger Extract Blessed Thistle and Gentian Root - 120 Capsules

Scale Nutrition$27.15364 rev

2y ago

Rangel Gelnorex Vita Adults Vitamin B Supplement 100 Tablets 100 Count (Pack of 1)

Rangel$47.81412 rev

5y ago

What buyers say about viternum complex

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

What buyers love

Vitamin16%

“Good Vitamin”

Quality-Overall14%

“Great quality, exactly as described, and arrived on time”

Weight Loss8%

“its been a helpful tool for gaining back some of the weight I lost”

Energy Level7%

“Energy boost”

Efficiency6%

“It really does work”

Value For Money5%

“Good value”

Ease Of Use5%

“It made the process feel simple and straightforward”

Ease Of Chewing/Swallowing4%

“THEY ARE VERY EAST TO SWALLOW”

Nutritional Content3%

“The results are noticeable with good nutrition and consistency”

Side Effects3%

“No Side Effects”

What buyers complain about

Functionality-Overall15%

“Wasnt effective for me”

Vitamin10%

“So I dont really know how much that is contributing to the amplification of this vitamin”

Weight Loss7%

“No weight gain”

Value For Money7%

“Costly”

Dosage6%

“Too high of a dosage”

Taste-Overall5%

“Has a strange after taste”

Allergies5%

“Be aware of possible rash or skin flushing”

Side Effects5%

“Every time I took it - it gave me headaches”

Smell3%

“like a gross fishy smell”

Nutritional Content3%

“Has not made my Mother eat more”

Top return reasons

Feet Fit21%

Length20%

Size-Overall15%

Comfort-Overall12%

Color6%

Stiffness3%

Vitamin3%

Hard Feel3%

Advertised Vs Actual Product3%

Contamination3%

Common questions

Is viternum complex profitable to sell on Amazon United States?: The niche generates $40K/yr across 8 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -27.2%. Flapen's verdict: Skip it (37/100).
How competitive is the viternum complex niche?: 8 brands and 11 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 89% of demand.
What do buyers complain about in viternum complex?: Top complaints mined from reviews: Functionality-Overall, Vitamin, Weight Loss. The return rate is 0.0%.
When does demand for viternum complex peak?: Demand peaks in Mar; the busiest month runs 1.6× the quietest.
What does it cost to enter the viternum complex niche?: Listings span $14.71–$64.56; the average listing price is $31.51 (sweet spot $15–$100). The average incumbent carries 1,740 reviews — the moat a new listing must climb.