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The New Superfood for Immunity: Seaweed, Pt 2

Originally aired on 10/21/2013

Boost your immunity with seaweed! This low-calorie superfood is one of the most nutrient-dense foods on the planet: it's got more calcium than whole milk, more iron than red meat and an impressive array of vitamins.

Guests: Dr. David Perlmutter , Dr. Erin Gilbert