Major minerals refer to dietary minerals including calcium, phosphorus, potassium, sulfur, sodium, chloride, and magnesium.
"major minerals" does not appear to have a direct relevance to the field of psychology. "Major minerals" is a term commonly used in the field of nutrition and refers to essential minerals required in relatively large amounts by the human body for various physiological processes, such as bone formation, nerve function, and fluid balance. Examples of major minerals include calcium, magnesium, sodium, potassium, and phosphorus.