Nutritional and herbal supplements for anxiety and anxiety-related disorders: systematic review | Nutrition Journal User itmjack, in the Citizen Psychiatry subreddit, 03 Aug 2018
Passionflower or kava and combinations of L-lysine and L-arginine as treatments for anxiety symptoms and disorders (2010) User rednicotine, in the Nootropics subreddit, 22 Jul 2016
Combinations of Passionflower, Kava, L-Arginine and L-Lysine shown to be effective against Anxiety User roccobuttonlucky, in the Health subreddit, 25 Oct 2010