Occasionally referred to as ‘colloidal gold,’ gold colloid is a suspension comprising sub-micron gold nanoparticles suspended in a solvent - most commonly water. Gold nanoparticles' distinct ...
The European Commission’s (EC) Scientific Committee on Consumer Safety (SCCS) published a final opinion on June 28, 2021, on gold (nano), colloidal gold (nano), gold thioethylamino hyaluronic acid ...