Which mineral, essential for fluid balance and muscle contraction, is noted as high in a medium raw onion?
Answer
Potassium
A nutrient snapshot of a medium-sized raw onion highlights several key minerals and vitamins it supplies. Among the essential minerals listed, Potassium stands out as being present in high amounts. Potassium plays a fundamentally important physiological role in maintaining the body's necessary fluid balance across cells. Furthermore, this mineral is crucial for proper muscle contraction, underscoring the allium’s role in supporting basic physiological functions beyond just antioxidant delivery.
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