grapefruit seed extract
Skip itA small market ($30K/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Conversion
Incredible13.0%search→purchase rate — share of searches ending in a sale
Review moat
Great242.89avg incumbent reviews — the moat a new listing must climb
Price range
Good£7.52–£24.37cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Good£12.48avg listing price — sweet spot $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Bad-13.9%90-day search growth — must beat 0% to launch
Brand share
Bad94%top-5 brand share — brand-locked demand
Competition
Bad84%top-5 click share — a locked-up shelf
Market size
Bad£30K£30K/yr · 19K searches
According to Flapen's Amazon United Kingdom niche tracking, grapefruit seed extract is a £30K/yr Amazon United Kingdom market (19K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Feb–Oct. Verdict: Skip it — 41/100.
Data updated Jul 25, 2026 · scored weekly · How we score niches
grapefruit seed extract market data
- Units sold / yr
- 2K–3K
- avg 100–250/product
- Revenue / yr
- £25K–£31K
- units × avg price
- Conversion rate
- 13.0%
- Avg BSR
- #14
- Page quality
- 0%
- Prime
- 78%
- Sponsored
- 78%
- Out of stock
- 4.2%
- Avg brand age
- 85 months
- Avg seller age
- 192 days
Competition & brand share
The top 5 products capture 84% of clicks — a locked-up shelf that new listings rarely crack.Brands
7 falling
Sellers
21
Top-5 brand share
94%
Top 20: 100%
Top-5 click share
84%
Top 20: 100%
Open market
3%
- HIGHER NATURE68%
- Health4All10%
- NutriBiotic6%
- ALPHA016%
- Citrosept4%
- Naturalma4%
- Open — no brand owns it (1 brand, 3%)
Demand & seasonality
Weekly Amazon search volume, last 77 weeks — -13.9% search growth over the last 90 days.Peak months: Feb, Oct · busiest ÷ quietest = 2.1×
Top grapefruit seed extract search terms
- grapefruit seed extract15K/yr
- citricidal2K/yr
- grapefruit seed extract liquid2K/yr
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.
All 9 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Higher Nature Citricidal Grapefruit Seed Extract - Digestive Support - Made with Grapefruits - Gluten Free - Vegetarian & Vegan - 25ml
HIGHER NATURE£9.164.5★548 rev
Higher Nature - Citricidal Grapefruit Seed Extract - Digestive Support - Made with Grapefruits - Gluten Free - Vegetarian & Vegan - 45ml
HIGHER NATURE£12.944.5★304 rev
Grapefruit Seed Extract 500mg 90 Capsules Standardised to 5% Flavonoids
Health4All£7.874.5★317 rev
Higher Nature Citricidal Grapefruit Seed Extract - Digestive Support - Made with Grapefruits - Gluten Free - Vegetarian & Vegan - 100ml
HIGHER NATURE£24.374.5★474 rev
Nutribiotic Inc. - Citricidal Liquid Concentrate 1 oz by Nutribiotic Inc.
NutriBiotic£13.674.3★244 rev
Newest
by launch dateHigher Nature - Citricidal Grapefruit Seed Extract - Digestive Support - Made with Grapefruits - Gluten Free - Vegetarian & Vegan - 45ml
HIGHER NATURE£12.94304 rev
Grapefruit (Citrus paradisi) Seeds Alcohol-Free Mother Tincture Naturalma - Enriched with Vitamin C - Liquid Extract Drops 120 ml - Food Supplement - Vegan
Naturalma£12.38226 rev
Grapefruit Seed Extract 5000mg Standardised 25mg Flavonoids 90 Vegan Capsules (3 Month Supply) Resealable and Recyclable Pouch by Alpha01
ALPHA01£7.5217 rev
Grapefruit Seed Extract 500mg 90 Capsules Standardised to 5% Flavonoids
Health4All£7.87317 rev
Citrosept Organic Grapefruit Seed Extract with bioflavonoids GSE 1500 50 ml
Citrosept£15.2023 rev
Trending
90-day click momentumHigher Nature - Citricidal Grapefruit Seed Extract - Digestive Support - Made with Grapefruits - Gluten Free - Vegetarian & Vegan - 45ml
HIGHER NATURE£12.944.5★
Higher Nature Citricidal Grapefruit Seed Extract - Digestive Support - Made with Grapefruits - Gluten Free - Vegetarian & Vegan - 100ml
HIGHER NATURE£24.374.5★
Grapefruit (Citrus paradisi) Seeds Alcohol-Free Mother Tincture Naturalma - Enriched with Vitamin C - Liquid Extract Drops 120 ml - Food Supplement - Vegan
Naturalma£12.384.3★
Nutribiotic Inc. - Citricidal Liquid Concentrate 1 oz by Nutribiotic Inc.
NutriBiotic£13.674.3★
Higher Nature Citricidal Grapefruit Seed Extract - Digestive Support - Made with Grapefruits - Gluten Free - Vegetarian & Vegan - 25ml
HIGHER NATURE£9.164.5★
What buyers say about grapefruit seed extract
What buyers praise and complain about, mined from review topics.What buyers love
“Good product”
“am pretty sure it is really helping with keeping my Diverticulitis at bay”
“Good value for money”
“Much healthier and natural for my dogs than the toxic worming products out there”
“Great for immunity”
“Great product and very strong”
“Good grapefruit seed extract”
“Prevent colds from taking hold”
“Im very pleased with this organic extract and will definitely recommend it to my friends and family”
“had more energy”
What buyers complain about
“Ok not as strong as I expected”
“It is very bitter so just down it”
Common questions
- Is grapefruit seed extract profitable to sell on Amazon United Kingdom?
- The niche generates £30K/yr across 9 tracked products. 90-day search growth is -13.9%. Flapen's verdict: Skip it (41/100).
- How competitive is the grapefruit seed extract niche?
- 7 brands and 21 sellers compete. The top 5 products take 84% of clicks and top 5 brands hold 94% of demand.
- What do buyers complain about in grapefruit seed extract?
- Top complaints mined from reviews: Strength, Bitter. The return rate is 0.1%.
- When does demand for grapefruit seed extract peak?
- Demand peaks in Feb–Oct; the busiest month runs 2.1× the quietest.
- What does it cost to enter the grapefruit seed extract niche?
- Listings span £7.52–£24.37; the average listing price is £12.48 (sweet spot $15–$100). The average incumbent carries 243 reviews — the moat a new listing must climb.