This Nutrient Deficiency Is Shared Across Anxiety Disorders (M) The anxious brain burns through this key nutrient faster than it can be replenished. The anxious brain burns through this key nutrient faster than it can be replenished. Keep reading with a Membership • Read members-only articles • Adverts removed • Cancel at any time • 14 day money-back guarantee for new members Become a member Username or E-mail Password Remember Me Forgot Password