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  • Glow
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    Collagen Theory

    LIQUID MARINE COLLAGEN with added HYALURONIC ACID, VITAMIN C, B VITAMINS, ALOE VERA, GREEN TEA, GRAPE SEED

    From £19.97
    £26.99
  • Boost
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    Collagen Theory

    PURE PREMIUM BOVINE COLLAGEN

    From £11.19
    from £12.99
  • Synergy
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    Collagen Theory

    PURE PREMIUM MULTI COLLAGEN

    From £18.71
    £23.99
  • Radiant
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    Collagen Theory

    PURE PREMIUM MARINE COLLAGEN

    From £18.99
    £26.99
  • Creme De La Creme
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    Collagen Theory

    PREMIUM COLLAGEN CREAMER

    From £10.39
    £13.99
  • Bundle Package
    Collagen Theory

    PREMIUM COLLAGEN

    From £32.38

We Come Highly Recommended

Collagen theory is the only Collagen product that contains green tea, grape seed and aloe vera which is great for my skin and my weight loss goals. I noticed a more radiant glow to my skin after just 2 weeks! Highly recommended!

Katherine

Collagen theory’s products are now part of my beauty/fitness ritual and it is a less invasive and less expensive alternative to expensive Collagen fillers that do not last! I use a combination of Collagen theory quality products to achieve and maintain my beauty and fitness goals. The results are amazing!

Olivia

I have been using Collagen for just over a year now before a friend recommended Collagen theory’s products. I find that is far more superior than all the other products I have tried in terms of overall skin and health benefits. I am happy to join the Collagen Theory Family.

Jen

I got Collagen theory SYNERGY for my gran after trying their product myself and seeing great results. She is very pleased and tells me it helped her Joint aches. I don’t suffer with joint aches myself, but I do get bloated and I feel this has helped as well as great skin, hair and nails. They are also fairly priced.

Carly

Collagen Theory is my go-to for post workout clean protein supplement. I like that it is all natural, and even the liquid is sugar free. I feel fuller in the mornings when I supplement my porridge with Collagen Theory.

Chris

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