Privacy Policy
Last updated: August 2026
1. Introduction
Welcome to Collagen Index (the "Site"). We are committed to protecting your personal data and respecting your privacy. This privacy policy explains how we collect, use, and safeguard your information when you visit our website, collagenindex.co.uk.
2. Information We Collect
As a static comparison directory, we collect minimal personal data. The information we may collect includes:
- Usage Data: We may collect non-identifiable information about how you access and use the Site, such as your IP address, browser type, pages visited, and time spent on the site via analytics tools.
- Cookies and Tracking Technologies: We use cookies to enhance your browsing experience, remember your preferences (such as dismissing our cookie banner), and analyze site traffic.
3. How We Use Your Information
We use the collected data for the following purposes:
- To provide, operate, and maintain our website.
- To understand and analyze how visitors use our directory to improve user experience.
- To manage affiliate tracking accurately (see Section 4).
4. Affiliate Links and Third-Party Sites
Collagen Index participates in various affiliate marketing programs. When you click on a "Buy Now" link, a tracking cookie may be placed in your browser by the affiliate network to ensure we receive a commission for any resulting sale. We do not have access to your payment details, address, or personal information processed by these third-party retailers.
Our Site contains links to external websites. We have no control over, and assume no responsibility for, the content, privacy policies, or practices of any third-party sites or services.
5. Your Rights (UK GDPR)
Under the UK General Data Protection Regulation (UK GDPR), you have rights regarding your personal data, including the right to access, correct, or request deletion of your data. Because we do not require account creation or collect direct personal identifiers (like names or emails), our ability to identify your specific usage data is highly limited.
6. Changes to This Privacy Policy
We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date at the top.
7. Contact Us
If you have any questions about this Privacy Policy, please contact us via the administrative details provided on our domain registration or through our standard contact channels once established.
Your Guide to the Best Collagen Supplements in the UK
Welcome to the Collagen Index, the UK's most comprehensive and transparent database for comparing daily collagen supplements. Whether you are looking for the best marine collagen for skin elasticity, premium bovine collagen peptides for joint health, or high-dose liquid formulas for anti-aging and hair growth, navigating the wellness market can be overwhelming. We cut through the marketing noise to bring you the raw data.
Marine Collagen vs. Bovine Collagen
One of the most frequent questions buyers have is choosing between marine and bovine sources. Marine collagen (sourced from fish skin and scales) is highly bioavailable and primarily consists of Type I collagen, making it the preferred choice for skin rejuvenation, hair vitality, and nail strength. Bovine collagen (sourced from pasture-raised or grass-fed cattle) provides a robust blend of Type I and Type III collagen, which is highly beneficial for muscle recovery, joint support, and gut health.
Use our interactive filter above to instantly sort top UK brands by your preferred protein source, ensuring you find exactly what your body needs.
Liquid, Powder, or Capsules: Which is Best?
Collagen supplements come in a variety of formats to suit different lifestyles. Hydrolyzed collagen powder remains incredibly popular due to its versatility—brands like Planet Paleo and Edible Health offer unflavoured peptides that dissolve easily into your morning coffee or smoothies. For those seeking maximum convenience and high absorption rates, liquid collagen sachets (such as those from Absolute Collagen and Revive Collagen) provide pre-measured, potent doses ready to drink on the go. We list the exact collagen per serving in grams so you can accurately compare the potency of every product, regardless of format.
Why Compare Collagen Brands Here?
Our directory includes trusted UK industry leaders alongside specialized boutique brands, from Ancient + Brave and Bare Biology to Vital Proteins and Gold Collagen. We believe in complete transparency, which is why we standardize serving sizes and list standard retail pricing, allowing you to easily calculate the true cost per gram and find the best value collagen supplement for your routine.