A product specifically formulated to include both actives in a stable, pH-balanced system with appropriate attention to chelation, emulsion type, and antioxidant systems is a meaningfully different situation from ad-hoc layering of two separate products
A decrease of 0.1 pH units may not seem like much, but because the pH scale is logarithmic, each unit on the pH scale represents a tenfold change in acidity
doi: 10.1186/s13059-017-1349-1 25 LiTFuJZengZCohenDLiJChenQet al
Domestic sourcing means faster delivery, typically two to four business days to most major Canadian cities including Toronto, Calgary, Montreal, and Ottawa
NR gets turned into NMN first, then into NAD+ NAD supplements are available as a pill, powder, liquid or IV injection