About Elastin
A structural skin protein, sold as hydrolyzed peptides (often marine-derived) in beauty supplements. Unlike collagen, elastin has very little controlled human evidence for skin outcomes; it is typically a small companion ingredient to collagen.
What Elastin supports
- Marketed for skin elasticity, but with little clinical evidence to support oral use
How much Elastin to take
The RDA prevents deficiency. The effective range is what clinical trials used to actually move the outcome.
Effective
25–300
mg
No established therapeutic dose; nominal range based on amounts included in skin/beauty formulas. Usually a minor add-on to collagen.
Clinical evidence
Limited clinical evidence. Minimal human evidence; typically a companion to collagen.