True Colloidal Gold 25 ppm – 500 mL, 99.99% Purity | USA Made

True Colloidal Gold (25 ppm) in a BPA-free clear bottle. 500 mL (16.9 fl oz) with 99.99+% purity, gold nanoparticles under 3 nm suspended in pharmaceutical-grade water. Made in the USA. Shelf life: 2+ years unopened. Store away from freezing. No preservatives or stabilizers.

• Made in the USA from 99.99+% pure Gold
• Gold exists as nanoparticles colloidally suspended in pure water
• Avoid freezing to maintain colloidal suspension