Marine collagen is all the rage in anti-aging. What does that mean for fish?

The market is growing for marine collagen, which is promoted for joint health and youthful skin. But with overfishing and climate change already threatening global ocean wildlife, is this a sustainable place to turn for anti-aging hope?

Marine collagen is all the rage in anti-aging. What does that mean for fish?
A woman in workout clothes stirs collagen powder into a glass, smiling.

The market is growing for marine collagen, which is promoted for joint health and youthful skin. But with overfishing and climate change already threatening global ocean wildlife, is this a sustainable place to turn for anti-aging hope?