Possible biologic mechanisms for a protective role of xanthophylls.

@article{Krinsky2002PossibleBM,
  title={Possible biologic mechanisms for a protective role of xanthophylls.},
  author={Norman I. Krinsky},
  journal={The Journal of nutrition},
  year={2002},
  volume={132 3},
  pages={540S-542S}
}
This contribution surveys the evidence linking the presence of the two xanthophylls, lutein and zeaxanthin, to a protective role in the macular region of the retina. Although the evidence is still associative in nature, it is biologically plausible, and may be resolved with additional intervention trials.