Best Seller | Source Naturals, Pantethine 300 mg, 60 Tablets Pantethine Supports Cholesterol Wellness. Pantethine is the biologically active form of pantothenic acid (vitamin B-5). It is a precursor to co-enzyme A, which plays a central role in the production of cellular energy via the Krebs' cycle. Pantethine... ... more Source Naturals, Pantethine 300 mg, 60 Tablets Pantethine Supports Cholesterol Wellness. Pantethine is the biologically active form of pantothenic acid (vitamin B-5). It is a precursor to co-enzyme A, which plays a central role in the production of cellular energy via the Krebs' cycle. Pantethine... Vitasprings.com | | $32.55 go to store |