Country Life Active Lipoic Acid (Sustain Release), 60-Tablet
Active Lipoic Acid (Sustained Release). Active Lipoic Acid is a combination of R-Lipoic and alpha-Lipoic acids. R-Lipoic acid is an active isomer of lipoic acid added for increased activity. This formula is "Sustained Release" to control delivery for several hours. d-Biotin is added to maintain the activity of the lipoic acid.**