Natural Path / Silver Wings’ colloidal silver is guaranteed to be colloid (1-10 Nanometers) with the highest percent of the silver particles at 2 Nanometers. Tested for purity, particle size and concentration (150PPM) by in-house and qualified third party independent laboratories.
Organic Echinacea Purpurea Flower Tincture, Oregano Leaf Tincture, Colloidal Silver 150 PPM, Aloe Vera Leaf Juice, Deionized Water and Lemon Extract.