Highest Purity Colloidal Silver 300mL ? 40 PPM ? Free Spray to Fill ? Superior Concentration, Smaller Particles, Better Results ? Certified by 3 Independent Laboratories ? Institut Katharos 300 ml (Pack of 1) hollandandbarrett This powerful Vitamin B mattifying

This powerful Vitamin B mattifying serum is rich in Niacinamide

Whether you need to fix a flat or disassemble your entire bike

problem-solving

Cruelty-Free & Vegan

Highest Purity Colloidal Silver 300mL ? 40 PPM ? Free Spray to Fill ? Superior Concentration, Smaller Particles, Better Results ? Certified by 3 Independent Laboratories ? Institut Katharos 300 ml (Pack of 1) hollandandbarrett This powerful Vitamin B mattifyingHighest Purity Colloidal Silver 300mL ? 40 PPM ? Free Spray to Fill ? Superior Concentration, Smaller Particles, Better Results ? Certified by 3 Independent Laboratories ? Institut Katharos Product Features MORE CONCENTRATED FOR INCREASED EFFECTIVENESS After more than a year of research, we have accomplished what few others have achieved: Producing concentrated colloidal silver at 40 PPM via low voltage electrolysis. This is of paramount importance