The short answer: bovine collagen is collagen protein sourced from cattle, usually the hide, and hydrolyzed into peptides your body absorbs readily. It naturally provides collagen types I and III, the two most abundant types in your body, associated with skin, hair, nails, muscles and bones. It is the most common and most affordable collagen source, and the usual default unless you specifically want marine collagen.
What is bovine collagen and how is it made?
Collagen is the structural protein that holds you together: skin, tendons, ligaments, bones. Bovine collagen is that protein extracted from cattle hide, then hydrolyzed, meaning broken into small peptide fragments. Hydrolyzing matters for two practical reasons: the peptides dissolve cleanly in hot or cold liquid, and they are absorbed more readily, supplying amino acids like glycine, proline and hydroxyproline that your body uses for its own collagen production.*
Bovine vs marine collagen: which should you choose?
| Bovine | Marine | |
|---|---|---|
| Types | I and III | Mostly I |
| Focus | Skin, hair, muscles, bones | Primarily skin |
| Cost | Lower per serving | Higher |
| Diet fit | Not vegetarian; avoid with beef allergy | Pescatarian friendly; avoid with fish allergy |
For broad, everyday support at a sane price, bovine types I and III is the standard pick. See how it supports skin specifically in collagen peptides for skin, and how to fit it into your day in when to take collagen.
What to look for on the label
- One ingredient: bovine hide collagen peptides. No fillers, no sweeteners.
- Grass-fed sourcing for supply-chain quality.
- Hydrolyzed peptides so it dissolves and absorbs.
- Unflavored if you want it to vanish into coffee; see collagen in coffee.
Grass-fed bovine collagen, types I and III, hydrolyzed and truly unflavored. One scoop daily.*
What do collagen types I and III mean?
Your body makes many collagen types; I and III are the most abundant. Type I dominates skin, hair, nails, bones and tendons. Type III supports skin and muscle tissue and typically occurs alongside type I. Bovine collagen naturally supplies both, which is why it is the broad-coverage choice.*
Related reading: best collagen peptides · how long collagen takes to work · collagen peptides for skin
Frequently asked questions
What is bovine collagen made from?
Bovine collagen is extracted from cattle, most commonly the hide, then hydrolyzed into small peptides that dissolve easily and absorb readily. A quality product has one ingredient on the label: bovine hide collagen peptides, ideally from grass-fed cattle.
Is bovine collagen better than marine collagen?
Neither is universally better. Bovine provides types I and III, covering skin, hair, muscles and bones, and costs less per serving. Marine is mostly type I, prioritising skin, and suits pescatarians. For broad daily support, bovine types I and III is the common default.
Why does grass-fed matter for collagen?
Grass-fed signals the sourcing standard of the cattle the collagen comes from. Many people prefer it for supply-chain quality and animal-raising practices, the same reason they choose grass-fed beef or butter.
Does bovine collagen have side effects?
It is generally well tolerated. It is not vegetarian, and anyone with a beef allergy should avoid it. Mild fullness is occasionally reported. As with any supplement, check with your provider if you are pregnant, nursing or have a medical condition.
Collagen without the compromises
Renew: grass-fed, hydrolyzed, unflavored, one ingredient.
Shop Renew →60-day money-back guarantee. Subscribe and save.
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.