Betaine Anhydrous – Full Review & In-Depth Look supreviewsharkApril 21, 2018 Betaine is found in Beetroot and is also known as Trimethylglycine, similar in structure to Glycine, and it works in a similar way to Creatine Monohydrate. Bet... Betaine AnhydrousIntra-Workout SupplementsPost-workout SupplementsPre-Workout SupplementsTop Ingredients List0 Comments 0