Premium Fish & Bovine Collagen Peptides
Premium Fish and Bovine collagen peptides, independently tested and manufactured in a GMP-certified UK facility.
Whether you're looking to support your daily skincare routine or searching for a versatile everyday collagen supplement, Kollajoin makes it easy to choose premium collagen you can trust.
- Over 25 years of nutraceutical industry experience
- Independently tested
- Manufactured in a GMP-certified UK facility


Why Choose Kollajoin?
Choosing affordable collagen shouldn't mean compromising on quality.
Founded by people with more than 25 years of nutraceutical industry experience, Kollajoin was created to supply premium hydrolysed collagen peptides manufactured to consistently high standards.

Hydrolysed Fish Collagen
Best for skin, hair and nails.
Our premium Fish Collagen is naturally rich in Type I collagen and produced from carefully selected, sustainably sourced fish. With smaller, highly soluble collagen peptides and a clean, neutral taste, it's a popular choice for those looking to support their daily skincare routine.
- Type I Marine Collagen
- Sustainably Sourced Fish
- Excellent Solubility


Hydrolysed Bovine Collagen
A versatile everyday collagen supplement.
Produced from grass-fed cattle, our premium Bovine Collagen naturally contains Type I & III collagen. It's a popular all-round choice for people looking to support their joints, muscles and connective tissues as part of a healthy lifestyle.
- Type I & III Collagen
- Grass-Fed Bovine Source
- Excellent Solubility

Why People Take Collagen
Collagen is naturally found throughout the body, including the skin, bones, muscles and connective tissues. As natural collagen production gradually declines with age, many people choose to include collagen as part of their daily routine.
Our premium hydrolysed collagen dissolves easily into water, coffee, smoothies and many other drinks, making it simple to incorporate into everyday life.
Why Our Collagen?
Every batch is produced using carefully selected raw materials and independently tested to ensure consistent quality from one purchase to the next.
- Independently tested
- Premium hydrolysed collagen peptides
- Manufactured in a GMP-certified UK facility
- Excellent solubility
- Neutral taste
- No artificial preservatives
Reviews
Frequently Asked Questions
What's the difference between Fish and Bovine collagen?
The main difference is their natural collagen profile and source. Fish Collagen is naturally rich in Type I collagen and is produced from sustainably sourced fish. Bovine Collagen contains Types I and III collagen and is produced from grass-fed cattle. Both are premium hydrolysed collagen peptides, with the best choice depending on your personal preference and dietary requirements.
Which collagen is best for skin, hair and nails?
Fish Collagen is naturally rich in Type I collagen, the most abundant collagen found in human skin. For this reason, it is a popular choice for people looking to support their daily skincare routine, as well as healthy hair and nails.
Which collagen is best for joints and connective tissues?
Bovine Collagen naturally contains Types I and III collagen and is commonly chosen as an all-round collagen supplement by people looking to support joints, muscles and connective tissues as part of a healthy lifestyle.
Can I take Fish and Bovine collagen together?
What is hydrolysed collagen?
Hydrolysed collagen has been broken down into smaller peptides, making it easier to dissolve in liquids and easier for the body to digest. Our collagen powders mix easily into water, coffee, smoothies and many other drinks.
Where is Kollajoin collagen manufactured?
Every Kollajoin product is manufactured in a GMP-certified UK facility and independently tested to ensure consistent quality, purity and performance. Our Fish Collagen is sourced from carefully selected marine ingredients, while our Bovine Collagen is produced from grass-fed cattle.
How do I take collagen?
Simply mix one 10g serving into water, coffee, juice, a smoothie or your preferred drink. Full preparation instructions are provided on each product page. Food supplements should always be taken as part of a varied, balanced diet and healthy lifestyle.
Why choose Kollajoin collagen?
Kollajoin was founded by people with more than 25 years of nutraceutical industry experience. We focus on supplying premium hydrolysed collagen peptides that are independently tested, manufactured in a GMP-certified UK facility and produced using carefully selected ingredients. Rather than offering an extensive product range, we've concentrated on delivering exceptional quality, excellent solubility and great value in two carefully selected collagen products.