What Vitamins Make You Restless? Understanding the Connection to Sleep
                                
                                
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                                    5 min read                                
                            
                                Over 40% of U.S. adults are deficient in vitamin D, a factor that can disrupt sleep patterns. However, it's not just deficiencies; excess or improper timing of supplements can also contribute to a lack of restful sleep, leaving you to wonder what vitamins make you restless.