glutathione s transferase p S-transferase pi expression regulates the Nrf2-dependent response to hormetic diselenides Glutathione S-transferase - Wikipedia

Anecdotal evidence isnt the same as scientific proof, but they often align

NAD therapy is a medical and wellness intervention in which nicotinamide adenine dinucleotide (NAD) is delivered directly into the body via intramuscular (IM), subcutaneous (SC), or intravenous (IV) administration

Not testimonials on the vendors own website (which can be fabricated)

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However, in the absence of matrix degradation, pore sizes smaller than 7 m 2 impede cellular locomotion because the nucleus, which is the stiffest and largest cell organelle, acts as a rate-limiting barrier to migration [170,171,172]