Shop › Syner-C - ATP LAB Image 1 of 1 Syner-C - ATP LAB $25.99 Syner-C, the ultra-potent chelated vitamin C formula combined with quercetin for optimal immunity. Add To Cart Added! Syner-C, the ultra-potent chelated vitamin C formula combined with quercetin for optimal immunity. You Might Also Like Total Radiance Collagen - ATP LAB $47.99 Total Defense Multi Vitamin - ATP LAB $67.99 Methyl Syner-B - ATP LAB $30.99 Omega-3 Triglyceride $48.99 Pure Essential Amino Acids (300g) $48.99