What has more protein – spirulina or a steak?

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While both spirulina and beef provide “complete” protein (i.e., containing all essential amino acids), the absorption and usability of that protein by the human body may differ. Animal-sourced proteins are often considered more easily digestible and more strongly tied to muscle repair and growth, though the exact difference can depend on numerous factors including cooking method, other dietary components and individual digestive efficiency.

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