By Alexandra Spunt for NoMoreDirtyLooks.com

Sea vegetables have come up a lot this last week and—to cut right to the beauty benefits—several people have told me that they can prevent, and even reverse, gray hair.

In fact, during a panel discussion on health and natural beauty at the wonderful RakSa wellness center (if you live in LA, you must go) one woman in the audience seemed to have proof right there on her head. While her ends were white you could clearly see that her roots were growing in brown—yuh huh!—and she chalked it up to seven months of heavy dosing on kelp.

Now, I’m am by no means telling you that you can reverse your gray hair with some seaweed. While I’m excited to learn more about this supposed phenomenon—and we obviously both believe strongly in the powers of diet on appearance—I don’t have the slightest clue if it’s a reliable method. (PLEASE share in the comments if you know anything about this.) But it definitely got me thinking about sea veggies!

Keep reading to find out more…