They were referring to a study by the Federal Drug Authority in USA who looked at the effectiveness of old drugs,, some as old as thirty years and found them still as good as new.The NHS take a different view
10.1007/s00726-012-1420-x 100
The choice really depends on what the experiment needs and both routes should be weighed carefully to hit research goals accurately
Srs11-92, a ferrostatin-1 analog, improves oxidative stress and neuroinflammation via Nrf2 signal following cerebral ischemia/reperfusion injury
Powerful Radiant Complex: A potent blend of Vitamin C, Glutathione and Melazero, an ingredient that inhibits melanin cell migration and production, helps achieve more radiant complexion
Again, the evidence for this is preliminary, and the research has primarily involved animal or lab studies, not human