Why You Should Not Take Vitamin D Alone: The Critical Role of Cofactors
                                
                                
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                                    4 min read                                
                            
                                An estimated half of the total U.S. population consumes a magnesium-deficient diet, a key cofactor for vitamin D. This statistic underscores why you should not take vitamin D alone, as its effectiveness and safety depend on a delicate interplay with other nutrients, not on isolated supplementation.