Is grapefruit seed extract profitable to sell on Amazon United States?

The niche generates $706K/yr across 9 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +22.4%. Flapen's verdict: Worth a look (52/100).

How competitive is the grapefruit seed extract niche?

6 brands and 454 sellers compete. The top 5 products take 87% of clicks and top 5 brands hold 97% of demand.

What do buyers complain about in grapefruit seed extract?

Top complaints mined from reviews: Taste-Overall, Dilute/Watery, Flavor. The return rate is 0.0%.

When does demand for grapefruit seed extract peak?

Demand peaks in Jan; the busiest month runs 1.7× the quietest.

What does it cost to enter the grapefruit seed extract niche?

Listings span $9.00–$35.12; the average listing price is $16.08 (sweet spot $15–$100). The average incumbent carries 2,057 reviews — the moat a new listing must climb.

grapefruit seed extract

Worth a look

Shows low returns (0.0%), but brand-locked demand (top 5 brands take 97% of clicks) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible17.7%

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

Avg price

Great$16.08

avg listing price — sweet spot $15–$100

Price range

Great$9.00–$35.12

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

Market size

Good$706K

$706K/yr · 248K searches

Growth

Good+22.4%

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

Review moat

Okay2,057.33

avg incumbent reviews — the moat a new listing must climb

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Competition

Bad87%

top-5 click share — a locked-up shelf

Brand share

Bad97%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, grapefruit seed extract is a $706K/yr Amazon United States market (248K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jan. Verdict: Worth a look — 52/100.

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

grapefruit seed extract market data

Units sold / yr: 30K–40K; avg 3,000–4,000/product
Revenue / yr: $482K–$643K; units × avg price
Conversion rate: 17.7%
Avg BSR: #297
Page quality: 0%
Prime: 100%
Sponsored: 89%
Out of stock: 6.2%
Avg brand age: 95 months
Avg seller age: 167 days

Competition & brand share

The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 falling

Sellers

454

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

87%

Top 20: 100%

Open market

NutriBiotic60%
MARYRUTH'S20%
Carlyle10%
Zazzee3%
Pure Encapsulations3%
Nutricost3%

Demand & seasonality

Weekly Amazon search volume, last 100 weeks — +22.4% search growth over the last 90 days.

Peak months: Jan · busiest ÷ quietest = 1.7×

Open Trend

Top grapefruit seed extract search terms

grapefruit seed extract135K/yr +4.7%14.4% conv.
grapefruit seed oil22K/yr +539.3%6.4% conv.
gse grapefruit seed extract liquid18K/yr +1.9%20.1% conv.
gse17K/yr +5.3%15.2% conv.
nutribiotic12K/yr -7.2%2.1% conv.
grapefruit extract10K/yr -0.3%5.7% conv.
grapefruit seed extract organic13K/yr -48.8%8.1% conv.
grapefruit seed extract liquid5K/yr +77.2%11.4% conv.
gse grapefruit seed extract5K/yr -6.1%15.6% conv.
grapefruit seed2K/yr +41.3%7.9% conv.

All search terms

Top grapefruit seed extract 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 9 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

NutriBiotic GSE 2 Oz Liquid | The Original Grapefruit Seed Extract Premium Concentrate with Bioflavonoids | Potent Immune & Overall Health Support | Vegan Gluten Free Non-GMO

NutriBiotic$12.974.7★7,177 rev

MARYRUTH'S$14.164.6★336 rev

NutriBiotic GSE 4 Oz Liquid | The Original Grapefruit Seed Extract Premium Concentrate with Bioflavonoids | Vegan Gluten Free Non-GMO

NutriBiotic$20.034.8★4,858 rev

NutriBiotic Grapefruit Seed Extract Tablets 125mg 100 Count | Premium Grade GSE with Bioflavonoids | Potent Immune & Overall Health Support | Easy to Swallow | Vegan Gluten Free Non-GMO

NutriBiotic$11.164.7★1,748 rev

Carlyle Liquid Grapefruit Seed Extract | 2 Fl Oz

Carlyle$9.004.8★45 rev

Newest

by launch date

Carlyle Liquid Grapefruit Seed Extract | 2 Fl Oz

Carlyle$9.0045 rev

11mo ago

MARYRUTH'S$14.16336 rev

3y ago

Nutricost Grapefruit Seed Extract 60 Capsules for 60 Servings Per Bottle

Nutricost$13.78216 rev

5y ago

Zazzee GSE 3X Triple Strength 4 Ounces 500 Servings 300 mg per Serving Premium Liquid Grapefruit Seed Extract Concentrate with Bioflavonoids Vegan Gluten Free All-Natural Made in the USA

Zazzee$19.41968 rev

6y ago

Carlyle Grapefruit Seed Extract | 120 Capsules | Maximum Strength

Carlyle$9.092,697 rev

7y ago

What buyers say about grapefruit seed extract

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

What buyers love

Value For Money10%

“Great deal”

Quality-Overall9%

“Overall, it feels like a high-quality product that supports wellness naturally”

Ease Of Use8%

“was easy to keep using in a consistent way”

Ingredients-Overall6%

“Definitely natural ingredients”

Taste-Overall5%

“It has a distinct taste”

Immunity Booster4%

“Highly recommended for overall immune function and recovery”

Regulates Digestion4%

“Great product - been using it for a long time for stomach bugs, mouth issues, etc”

Vitamin3%

“it has proven to be an incredibly efficient supplement”

Solubility3%

“Blended and applies nicely”

Focus Enhancement3%

“Definitely concentrated”

What buyers complain about

Taste-Overall8%

“Does not taste like it smells”

Dilute/Watery7%

“the product is sudsy when mixed with water or juice”

Flavor4%

“The flavor isnt great”

Weight Loss4%

“One downside, is that it makes you pee like crazy”

Value For Money4%

“This product is way overpriced for its size alone”

Size-Overall4%

“the serving size is tiny”

Bitter3%

“yet a little bitter”

Advertised Vs Actual Product2%

“Product description is in part incorrect, sloppy, or misleading Is fault AI or just pulling info from another description without checking it”

Dosage2%

“25mL, so its quite a small amount, the bottle has about 236 servings”

Visibility2%

“now my vision is very blurry”

Common questions

Is grapefruit seed extract profitable to sell on Amazon United States?: The niche generates $706K/yr across 9 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +22.4%. Flapen's verdict: Worth a look (52/100).
How competitive is the grapefruit seed extract niche?: 6 brands and 454 sellers compete. The top 5 products take 87% of clicks and top 5 brands hold 97% of demand.
What do buyers complain about in grapefruit seed extract?: Top complaints mined from reviews: Taste-Overall, Dilute/Watery, Flavor. The return rate is 0.0%.
When does demand for grapefruit seed extract peak?: Demand peaks in Jan; the busiest month runs 1.7× the quietest.
What does it cost to enter the grapefruit seed extract niche?: Listings span $9.00–$35.12; the average listing price is $16.08 (sweet spot $15–$100). The average incumbent carries 2,057 reviews — the moat a new listing must climb.