Powerful Plants of the Past: European Ancestors Ate Seaweed for Thousands of Years

Science, Space and Technology News 2023

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Historical accounts report laws related to collection of seaweed in Iceland, Brittany, and Ireland dating to the 10th Century, while sea kale is mentioned by Pliny as a sailor’s anti-scurvy remedy. Samples, where biomolecular evidence survived, revealed consumption of red, green, or brown seaweeds, or freshwater aquatic plants, with one sample from Orkney also containing evidence for a Brassica, most likely sea kale.The researchers hope that their study will highlight the potential for including more seaweeds and other local freshwater plants in our diets today — helping Europeans to become healthier and more sustainable.

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