A Randomized, Double-Blind, Placebo-Controlled, Comparator Trial Evaluating Magtein® Magnesium Supplement on Quality of Life as Related to Levels of Stress, Anxiety, Fear and Other Indicators 2022 Ingredient: Magnesium L-threonate Indication: Stress, Anxiety Trial Type: Clinical Trial Sponsor: AIDP Journal: EC Nutrition Authors: Susan Hewlings, Douglas Kalman