Silver Armor Colloidal Nano Silver Immune Support and Protection is 100% all natural and guaranteed safe, powerful and effective for the whole family, including pregnant or lactating women. Silver Armor's Colloidal Nano Silver products are all 0.8 nanometers at 10ppm, which allows for easy absorption and excretion from the body and covers greater surface area with higher efficiency. The smaller the silver particle the greater the effect. Silver Armor contains positively charged silver nano particles of Ag(n)1 , making it extremely effective. Silver Armor products are non-toxic and non-addictive. This product does not contain: proteins, salts, compounds, stabilizers or artificial ingredients. According to the EPA daily oral Silver Reference Dose (RFD) applied to 10ppm, one may ingest 178,850 servings safely over 70 years.