Waterpik Sonic-Fusion Full-Size Replacement Brush Heads — 2-Count (Black), SFFB-2EB Baths Nicotinamide is the water-soluble amide

Nicotinamide is the water-soluble amide form of vitamin B3 and supports energy metabolism through NAD and NADP coenzymes

ENERGIZING BRAIN FOOD - Irwin Naturals Ginkgo Smart also includes omega-3 fatty acids from fish oil plus toothed clubmoss extract

16 enzymes that tackle proteins

silicone materials are more non-slip

Purity-tested and proudly made in NC

Waterpik Sonic-Fusion Full-Size Replacement Brush Heads — 2-Count (Black), SFFB-2EB Baths Nicotinamide is the water-soluble amideGenuine Waterpik Sonic Fusion full size replacement brush heads (SFFB 2EB). This 2 pack is 25% larger than standard heads and includes brush head covers. Compatible with all Waterpik Sonic Fusion models. Replace every 3 months for optimal cleaning.