Nicotinamide mononucleotide (NMN/manufactured in Japan), inulin, indigestible dextrin, maca powder, zinc-containing yeast/HPMC, crystalline cellulose, L-arginine, calcium stearate, L-leucine, fine silicon dioxide, L-valine, L-isoleucine, coloring agent (titanium dioxide) * Nicotinamide mononucleotide (50 mg/grain) purity 99% or more / Hard capsules (acid-resistant HPMC plant-derived)