Introduction to collagen and its importance for joint health
Collagen is a real super protein that is found everywhere in your body - especially in your joints. It gives bones, tendons, ligaments and cartilage the structure and support they need to function properly. Without collagen, our movements would become stiff and immobile.
Unfortunately, collagen production decreases with age. You'll find what you can do day to day further down.
The Different Collagen Types and Where They Occur
There are various collagen types, differing in which tissue they predominate in. The three most common are type I, type II and type III.
Type I collagen: bone, tendons and ligaments
Type I collagen is the most common collagen type in the body and makes up the bulk of bone, tendons and ligaments. It is therefore the largest structural component of the supporting structures around a joint.
Type II collagen: the collagen type of cartilage
Type II collagen occurs above all in cartilage, where it accounts for most of the collagen. Cartilage covers the joint surfaces and acts as a cushion between the bones.
Type III collagen: skin and hollow organs
Type III collagen occurs alongside type I in skin, blood vessels and hollow organs. It is part of the same fibre networks as type I.
What Collagen Does in a Joint
Collagen forms the framework of articular cartilage and of the surrounding ligaments and tendons. In cartilage it accounts for a large share of the dry weight.
Cartilage as a buffer
Cartilage covers the ends of the bones and keeps them apart. Its compressive strength comes from the interplay of collagen fibres and water-binding proteoglycans.
Collagen in the fibre network
In connective tissue, collagen occurs together with elastin and fibrillin. Together these proteins form the network that gives the tissue its tensile strength and stretch.
What Has Been Studied on Collagen and Joints
Collagen peptides are among the most frequently studied supplements in the area of joints. The studies differ considerably in dose, duration and participant group.
What is recorded
What is usually recorded are mobility scores and reports of everyday discomfort, measured against a placebo group. The periods are mostly between three and six months.
Which groups have been studied
Those studied include older people with age-related joint changes, and athletes with high joint loading. Results from these groups cannot simply be transferred from one to the other.
Osteoarthritis is a degenerative joint disease that belongs in medical hands, for diagnosis and for treatment. Food supplements are not a substitute for that.
Choosing the Right Collagen Type
When choosing a collagen product, it is worth looking at which form has been studied, and in what quantity.
Hydrolysed peptides from types I and III are used in gram quantities, native type II in milligram quantities. The two approaches work by different mechanisms and are not interchangeable.
We always recommend consulting a doctor before taking food supplements, to make sure they match your individual needs.
Kollagen für Gelenke from the Kollagen Institut
Kollagen für Gelenke uses enzymatically hydrolysed collagen peptides.
It supplies type I and type III collagen peptides from pork. That composition is stated on the label and in the ingredient list.
Chondrocytes are the specialised cells in cartilage tissue; they build up and break down the cartilage matrix. They are at the centre of research on collagen and joints.
Work in this field includes Clark et al. (2008) and Zdzieblik et al. (2017), which examined collagen peptides in relation to joint discomfort. Both studies recorded reported discomfort and mobility over several months.
What can be checked objectively is origin and production process.
Integrating collagen into your daily routine
Integrating collagen into your daily routine is much easier than you think. There are different forms of collagen supplements, so you can choose the right one for you.
Collagen powder: simply in your drinks
Collagen powder can be easily mixed into your morning tea, coffee or even water. So it becomes part of your day without much effort.
Collagen capsules: practical and uncomplicated
If you prefer it quick and easy, you can also use collagen capsules. You can easily take these together with other supplements.
Consistency is key
In the studies, collagen was taken daily over several months. Try to incorporate collagen regularly into your daily routine.
More everyday tips for your joints
Beyond supplements, there is plenty you can do for your joints day to day.
Regular exercise: strengthen your muscles and joints
Exercise is one of the best ways to boost your joint health. Light activities such as swimming or cycling are particularly ideal as they strengthen the muscles around your joints, improving overall joint function. Moderate exercise can also help maintain mobility and flexibility.
Healthy weight: take the strain off your joints
Maintaining a healthy body weight is not only good for your overall health, but also for your joints. Less weight means less strain on your joints, which can reduce the risk of joint pain and inflammation. So it's worth focusing on a balanced diet and regular exercise to keep your weight in a healthy range.
Balanced diet: a variety of nutrients
A balanced diet is part of a healthy lifestyle. Make sure your meals are rich in fruit, vegetables and omega-3 fatty acids. These foods supply nutrients and antioxidants that belong in a balanced diet.
Collagen-containing foods
In addition to taking collagen supplements, you can also incorporate collagen-rich foods into your diet.
Bone broth: a natural source of collagen
Bone broth is one of the best natural sources of collagen. It is made by boiling down bones and connective tissue and is rich in amino acids and minerals. You can enjoy it as a warm drink or use it as a base for soups and stews.
Fish and seafood
Fish and seafood are also excellent sources of collagen. Sardines and salmon in particular - with edible bones - contain a lot of collagen and also provide omega-3 fatty acids.
Collagen Supplements: What to Look For
Collagen supplements have become popular in recent years. They are usually obtained from animal sources such as porcine, bovine or marine collagen, and come in various forms.
When choosing, it is worth finding a supplier who discloses origin, production process and analyses.
Check too whether the product is hydrolysed: this breaks the collagen down into smaller peptides, which are absorbed more quickly.
Conclusion
Collagen forms the framework of cartilage, tendons and ligaments.
The body's own collagen production declines with age — a normal process that runs differently in each person.
Whether through supplements, collagen-rich foods or movement: which route suits you depends above all on what fits into daily life.
Persistent joint complaints belong in medical hands for assessment.
What quality can be judged on is origin, production process and an analysis you can inspect.
Image credits: FlyD, Aleksander Saks, Marcus Ng, Vino Li, CHUTTERSNAP, Nathan Dumlao on Unsplash