Your metabolism needs ingredients that have efficient absorption properties and hence have a positive impact on your well being. Here are some of the most efficient ingredients that truly support your health requirements: Garlic Supplements & Tablets Vitabiotics L Carnitine L Carnitine (Mixed Fruit) Outlastlabz Odorless Garlic 1000 mg, 250 Rapid Release Softgels (5533) Puritan's Pride Physician Naturals Alpha Lipoic Acid Plus Acetyl L carnitine HCL 1600 Mg 1, 600 Mg Per Serving