Is zero calorie syrup profitable to sell on Amazon United Kingdom?

The niche generates £243K/yr across 27 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is -5.3%. Flapen's verdict: Worth a look (53/100).

How competitive is the zero calorie syrup niche?

8 brands and 46 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 96% of demand.

What do buyers complain about in zero calorie syrup?

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

When does demand for zero calorie syrup peak?

Demand peaks in Jan–Feb; the busiest month runs 2.5× the quietest.

What does it cost to enter the zero calorie syrup niche?

Listings span £3.00–£24.04; the average listing price is £9.16 (sweet spot $15–$100). The average incumbent carries 853 reviews — the moat a new listing must climb.

zero calorie syrup

Worth a look

Shows low returns (0.0%), but brand-locked demand (top 5 brands take 96% of clicks) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Conversion

Good6.3%

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

Review moat

Good853.22

avg incumbent reviews — the moat a new listing must climb

Competition

Good49%

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

Market size

Okay£243K

£243K/yr · 422K searches

Price range

Okay£3.00–£24.04

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

Avg price

Okay£9.16

avg listing price — sweet spot $15–$100

Growth

Bad-5.3%

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

Brand share

Bad96%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United Kingdom niche tracking, zero calorie syrup is a £243K/yr Amazon United Kingdom market (422K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in Jan–Feb. Verdict: Worth a look — 53/100.

Data updated Jul 23, 2026 · scored weekly · How we score niches

zero calorie syrup market data

Units sold / yr: 20K–25K; avg 500–750/product
Revenue / yr: £183K–£229K; units × avg price
Conversion rate: 6.3%
Avg BSR: #37
Page quality: 0%
Prime: 93%
Sponsored: 78%
Out of stock: 0.7%
Avg brand age: 51 months
Avg seller age: 164 days

Competition & brand share

The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.

Brands

8 falling

Sellers

Top-5 brand share

96%

Top 20: 100%

Top-5 click share

49%

Top 20: 92%

Open market

The Skinny Food Co61%
ABL Supplies14%
Free From Direct11%
Bulk7%
Linenvale3%
Sweet Freedom2%
Open — no brand owns it (2 brands, 2%)

Demand & seasonality

Weekly Amazon search volume, last 65 weeks — -5.3% search growth over the last 90 days.

Peak months: Jan, Feb · busiest ÷ quietest = 2.5×

Open Trend

Top zero calorie syrup search terms

skinny syrup153K/yr -3.0%7.2% conv.
skinny food co100K/yr -20.5%2.4% conv.
zero calorie syrup49K/yr -7.4%5.0% conv.
the skinny food co27K/yr -6.6%1.8% conv.
skinny food16K/yr +3.7%1.5% conv.
skinny syrups11K/yr +46.9%3.2% conv.
0 calorie syrup12K/yr -9.3%5.3% conv.
zero sugar syrup8K/yr +25.2%3.7% conv.
low calorie syrup7K/yr -6.0%3.7% conv.
skinny syrup salted caramel5K/yr +30.7%7.1% conv.

All search terms

Top zero calorie syrup 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 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

The Skinny Food Co Syrup Twin Pack - Salted Caramel & Maple Syrup Dessert Topping Sugar Free Zero Calories Guilt Free Sauce

The Skinny Food Co£7.814.2★2,598 rev

Skinny Food Co French Vanilla Coffee Syrup - Sugar Free 1L - Zero Calorie Coffee Syrup For Coffee Tea Hot Chocolate Fruit Protein Drinks - Vegan-Friendly Gluten-Free & Fat-Free

The Skinny Food Co£8.754.5★3,078 rev

Skinny Food Co Zero Calorie Syrup 425ml | Pick Any 3 Flavours | Sugar Free Fat Free Vegan & Gluten Free | Ideal for Pancakes Desserts Porridge Yoghurt & Shakes | 3 Pack

Free From Direct£16.033.8★333 rev

Skinny Syrup 3 Pack (3 x 425ml) Maple Syrup Salted Caramel Golden Syrup Zero Calorie Sugar Free Coffee & Pancake Syrups Low Calorie Keto & Vegan Friendly

ABL Supplies£13.034.2★71 rev

The Skinny Food Co Syrup Twin Pack SW Maple Syrup - Golden Syrup Dessert Topping Sugar Free Zero Calories Guilt Free Sauce

The Skinny Food Co£7.954.2★848 rev

Newest

by launch date

Skinny Coffee Syrup 3 x 60ml Salted Caramel French Vanilla & Hazelnut Praline Zero Calorie Sugar Free Coffee Syrups 90 Servings Vegan Gluten Free (Vanilla Hazelnut Salted Caramel)

ABL Supplies£10.3112 rev

2mo ago

Skinny Syrup 3 Pack (3 x 425ml) Maple Syrup Salted Caramel Golden Syrup Zero Calorie Sugar Free Coffee & Pancake Syrups Low Calorie Keto & Vegan Friendly

ABL Supplies£13.0371 rev

10mo ago

Skinny Food Co Zero Calorie Syrup 425ml | Pick Any 3 Flavours | Sugar Free Fat Free Vegan & Gluten Free | Ideal for Pancakes Desserts Porridge Yoghurt & Shakes | 3 Pack

The Skinny Food Co£14.91135 rev

10mo ago

The Skinny Food Coffee Flavour Vegan Syrup Bundle Pack - Salted Caramel French Vanilla & Hazelnut Praline Concentrate with sweetener 60ml x Pack of 3

Linenvale£10.59125 rev

1y ago

Skinny Food Sugar Free Golden Syrup x 2! Zero Calorie Syrup For Breakfast Snacks Drinks & Desserts - Vegan Gluten-free Keto & Paleo Friendly Golden Syrup -

ABL Supplies£8.91129 rev

2y ago

What buyers say about zero calorie syrup

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

What buyers love

Taste-Overall33%

“This has a beautifully smooth taste”

Sweetness11%

“not overly sweet”

Flavor11%

“Nice selection of flavours”

Value For Money8%

“Excellent value”

Quality-Overall7%

“Consistent product”

Nutritional Content5%

“Great for low carb diet”

Advertised Vs Actual Product4%

“Product as advertised”

Caffeine Content2%

“Best coffee source”

Artificial Sweeteners1%

“I really like these as a substitute for sweetener”

Health Benefits-Overall1%

“Zero calories & taste great”

What buyers complain about

Taste-Overall34%

“Horrible aftertaste”

Flavor8%

“very unpleasant flavour”

Dilute/Watery8%

“Very watery and flavorless product”

Sweetness7%

“cant have the sugar”

Value For Money6%

“too pricey”

Texture/Consistency-Overall4%

“The texture looks so off putting”

Artificial Sweeteners3%

“artificial taste with definite after taste”

Quality-Overall2%

“the quality of the bottle is just ridiculous”

Salt Content2%

“Salted Caramel Syrup”

Thickness1%

“It's quite a thick consistency”

Common questions

Is zero calorie syrup profitable to sell on Amazon United Kingdom?: The niche generates £243K/yr across 27 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is -5.3%. Flapen's verdict: Worth a look (53/100).
How competitive is the zero calorie syrup niche?: 8 brands and 46 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 96% of demand.
What do buyers complain about in zero calorie syrup?: Top complaints mined from reviews: Taste-Overall, Flavor, Dilute/Watery. The return rate is 0.0%.
When does demand for zero calorie syrup peak?: Demand peaks in Jan–Feb; the busiest month runs 2.5× the quietest.
What does it cost to enter the zero calorie syrup niche?: Listings span £3.00–£24.04; the average listing price is £9.16 (sweet spot $15–$100). The average incumbent carries 853 reviews — the moat a new listing must climb.