4 oz #4 Copper Trace Minerals Serving size: 4 drops Servings per container: (400) Ingredients per serving: Copper (as copper sulphate in an aqueous solution) 0.5 mg Suggested Use: As a dietary supplement 4 drops in water or juice once daily, or more as directed by a licensed healthcare practitioner. Keep out of the reach of children. Store in a cool, dry place.