Colloidal Silver is a natural antiviral, antifungal, antimicrobial, anti-inflammatory, antibacterial and antiseptic. You can apply this topically or take orally. Great for so many things from cleaning wounds, shingles, eye problems, burns, acne, candida, eczema, ring worm, warts,  infections to boosting your immune system.  This is a 60PPM formula.