With so many options available, choosing the right collagen supplement can be overwhelming.
There are almost 30 types of collagen, but types I-V are the most common.
Reports have raised concerns about deforestation and violence against Indigenous people related to bovine collagen production.

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Alternative options, such as plant-based and vegan collagen products, are available.
Some supplements are marketed as hydrolyzed collagen or collagen peptides, which are smaller fragments of collagen protein.
For people who experience gas or bloating from collagen supplements, hydrolyzed collagen might be a beneficial alternative.
How Can You Verify the Ingredients?
That lack of transparency is major, Katta told Verywell.
Which Form of Collagen Should You Try?
Collagen supplements come in various forms, including powders, gummies, liquids, and capsules.
However, its unclear which form is the most effective or how much dosage is needed to see benefits.
I dont think realistically your body can absorb much beyond 20 to 30 grams at a time.
As a result, some supplement products may not contain the ingredients listed on the label.
Harvard T. H. Chan School of Public Health.Collagen.
Wang H.A review of the effects of collagen treatment in clinical studies.Polymers.
2019;18(1):9-16.