Source Naturals Blue-Green Algae is wildcrafted and harvested in the prime upper regions of Upper Klamath Lake, Oregon, and is of the highest quality available. Its name comes from the two color pigments it contains: phycocyanin, which is blue, and chlorophyll, which is green.*
Allergies: Contains no dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.