Amazon.com: Daytime Fat Burner Supplement for Men & Women,Weight Loss Pills for Women, with Green Tea Extract, Co Q10, Turmeric, Berberine,Bitter Melon for Metabolism Appetite Support 60 Capsules : Health & Household Berberine for Weight Management and Sugar Control: What Science Says Neither L Carnitine nor Berberine work like caffeine, yohimbine, or fat burners. They do NOT: Spike your heart rate Jack up your nervous system Cause jitters or crashes Mask NaturesPlus PRO Berberine 1500 MG Tablets Inlife Berberine with Milk Thistle & Turmeric + Fat Burner with L Carnitine & Green Coffee Botanical Combo, Vegetarian Capsules Amazon.com: Clean Nutra Berberine with Ceylon Cinnamon Supplement Liquid Drops + Bitter Melon Extract, Glucomannan, Gymnema, Chromium, Turmeric, Organic Panax Ginseng, Moringa GLP 1 Support : Health & Household