collagen liquid
Skip itSoft demand (-36.2% this quarter) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Avg price
Great£18.90avg listing price — sweet spot $15–$100
Review moat
Good756.63avg incumbent reviews — the moat a new listing must climb
Price range
Good£4.99–£34.96cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Conversion
Good5.2%search→purchase rate — share of searches ending in a sale
Market size
Good£276K£276K/yr · 280K searches
Brand share
Okay85%top-5 brand share — brands hold most of the demand
Competition
Okay69%top-5 click share — leaders hold, buyers still browse
Growth
Bad-36.2%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, collagen liquid is a £276K/yr Amazon United Kingdom market (280K searches/yr). The top 5 brands hold 85% of demand. Demand peaks in Feb–Mar. Verdict: Skip it — 49/100.
Data updated Jul 25, 2026 · scored weekly · How we score niches
collagen liquid market data
- Units sold / yr
- 15K–20K
- avg 1,500–2,000/product
- Revenue / yr
- £284K–£378K
- units × avg price
- Conversion rate
- 5.2%
- Avg BSR
- #88
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 88%
- Out of stock
- 5.4%
- Avg brand age
- 36 months
- Avg seller age
- 162 days
Competition & brand share
The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.Brands
11 rising
Sellers
66
Top-5 brand share
85%
Top 20: 100%
Top-5 click share
69%
Top 20: 100%
Open market
12%
- Reverse Life35%
- Swedish Nutra30%
- Nutrality10%
- Healu7%
- Swedish Collagen5%
- NUTRABYTES3%
- Open — no brand owns it (5 brands, 12%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -36.2% search growth over the last 90 days.Peak months: Feb, Mar · busiest ÷ quietest = 2.1×
Top collagen liquid search terms
- liquid collagen58K/yr
- collagen liquid42K/yr
- collagen drink28K/yr
- liquid collagen for women12K/yr
- marine collagen liquid19K/yr
- reverse life collagen32K/yr
- collagen liquid for women17K/yr
- collagen drink for women9K/yr
- swedish collagen10K/yr
- swedish nutra8K/yr
Top collagen liquid 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 16 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Reverse Life - High Strength Marine Collagen Liquid - Skin Hair Nails & Joints - 10 000mg Hydrolysed Peptide Food Supplement Drink - Hyaluronic Acid Biotin Vitamins C and D - Mixed Berry Flavour
Reverse Life£17.964.2★2,288 rev
Swedish Nutra Gold Retinol Marine Collagen 12 500 mg Liquid 500 ml 20 Day
Swedish Nutra£18.914.5★394 rev
Nutrality High Strength 10 000mg Liquid Marine Collagen Supplements | 500ml
Nutrality£15.204.4★589 rev
Swedish Nutra Marine Collagen 10 000 mg Liquid 500 ml 20 Day
Swedish Nutra£17.184.4★1,302 rev
Super-Strength Liquid Collagen 12 000mg - Pure Hydrolysed Peptides for Women Skin Hair Nails and Muscle Repair - Grass-fed Bovine with VIT C Zinc Manganese - Made in UK- 330ml
Healu£19.194.2★432 rev
Newest
by launch date
Swedish Nutra Marine Collagen 15 000 mg Liquid 500 ml 20 Day
Swedish Nutra£34.9628 rev
Reverse Life - Strawberry Delight Collagen Supplement 500ml Skin Hair & Nails Support for Women & Men with Bovine Collagen Biotin Vitamin D3 Folic Acid & Hyaluronic Acid
Reverse Life£13.3287 rev
Benjamin Button Marine Collagen Liquid Sachet w/Hyaluronic Acid & Vitamin C | for Hair Skin Nails & Joints | 12 000mg High Strength Hydrolysed Collagen (Mango 14x Sachets)
Benjamin Button£18.66173 rev
Absolute Collagen Marine Liquid Collagen Supplement for Women | New Mango & Mandarin Flavour Supports Hair Nail & Skin Health 8000mg of Hydrolysed Collagen per Sachet Vitamin C | 14 Sachets
Absolute Collagen£27.05198 rev
Swedish Nutra Gold Retinol Marine Collagen 12 500 mg Liquid 500 ml 20 Day
Swedish Nutra£18.91394 rev
Trending
90-day click momentumSwedish Nutra Marine Collagen 15 000 mg Liquid 500 ml 20 Day
Swedish Nutra£34.964.8★
Benjamin Button Marine Collagen Liquid Sachet w/Hyaluronic Acid & Vitamin C | for Hair Skin Nails & Joints | 12 000mg High Strength Hydrolysed Collagen (Mango 14x Sachets)
Benjamin Button£18.664.3★
Nutrality High Strength 10 000mg Liquid Marine Collagen Supplements | 500ml
Nutrality£15.204.4★
Absolute Collagen Marine Liquid Collagen Supplement for Women | New Mango & Mandarin Flavour Supports Hair Nail & Skin Health 8000mg of Hydrolysed Collagen per Sachet Vitamin C | 14 Sachets
Absolute Collagen£27.053.8★
Zooki 11 000mg Super Strength Marine Collagen Liquid Sachets | Hydrolysed Peptides | Ultimate Skin Hair Nails Joints Bones & Muscles Support (Sour Cherry Flavour 14 Servings)
Zooki£30.244.5★
What buyers say about collagen liquid
What buyers praise and complain about, mined from review topics.What buyers love
“its easy to take tastes nice”
“Great quality and easily digested”
“Love the flavor”
“Great value”
“Ease of use”
“my skin is glowing”
“improved skin and joint pain”
“I can see lot of baby hair growing”
“Collagen happiness”
“looks like effective for me”
What buyers complain about
“Artificial taste”
“It smells like rubber”
“Waste of money”
“It was far too strawberry sweet”
“Upset, was working side effects kicked in”
“Didnt do anything for me”
“Price is expensive for only 20 days supply based on the recommended daily dose”
“Consistency is a bit thick”
“Much better is a pure collagen powder to consume rather than this cocktail of potassium sorbate, emulsifiers, artificial sugars - fructose, sodium benzoate and other horrible ingredients”
“Not really happy flavour”
Top return reasons
Common questions
- Is collagen liquid profitable to sell on Amazon United Kingdom?
- The niche generates £276K/yr across 16 tracked products. 90-day search growth is -36.2%. Flapen's verdict: Skip it (49/100).
- How competitive is the collagen liquid niche?
- 11 brands and 66 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 85% of demand.
- What do buyers complain about in collagen liquid?
- Top complaints mined from reviews: Taste-Overall, Smell, Value For Money. The return rate is 0.1%.
- When does demand for collagen liquid peak?
- Demand peaks in Feb–Mar; the busiest month runs 2.1× the quietest.
- What does it cost to enter the collagen liquid niche?
- Listings span £4.99–£34.96; the average listing price is £18.90 (sweet spot $15–$100). The average incumbent carries 757 reviews — the moat a new listing must climb.