Argentyn 23 Bio-Active Silver Hydrosol, delivers a professional formula that is more effective and safe with greater concentration than many other brands. 23 ppm Ultra-Fine Dispersion Daily + Immune Support Dietary Supplement Vegan Serving Size: 1 teaspoon (5mL) Servings Per Container: 47 More information Professional colloidal silver immune support* formula maintaining, sustaining, and supporting the immune system* Unparalleled purity containing only 2 ingredients: 99.999% pure silver and pharmaceutical-grade water Offers improved absorption* with greater that 98% bio-active silver and an ultra-fine particle size as small as 0.8 nm (nanometers) Bio-Active Silver Hydrosol is perfectly safe* and formulated for the whole family Since 1999, Argentyn 23 has been at the forefront of developing high-quality mineral supplements that help others take control of their wellbeing. Directions Adults: 1 teaspoon, hold under tongue for 30 seconds, then swallow.† Children 4 years and older: 1/2 teaspoon.† Maintenance: Once daily. Long-Term Immune Support: 5 times daily. Immune-Building: 3 times daily. Short Term Immune Support: 7 times daily. †According to the EPA (CASRN 7440-22-4) daily Oral Silver Reference Dose (RfD) applied to 23 ppm, one may ingest 76,650 servings safely over 70 years. IMPORTANT: For best shelf-life, avoid strong sources of electromagnetic energy and direct sunlight. Ingredients Silver per servin g (1 tsp) 115 mcg Other ingredients: Pharmaceutical-grade purified water. Endotoxin/Pyrogen tested 99.999% Pure: No added salts or proteins. Just pure silver in pure water. Allergy advice Vegan, Gluten and GMO Free