Shake vigorously before each use.For general immune boosting:Take 2 full drops daily or 2 Tsp daily from the 16oz/32oz bottle.
Severe cases:(if u feel like you're getting sick or you become sick) Take 5 full drops daily or 5 tsp daily from the 16oz bottle. 
Store in cool dry area,NOT in direct sunlight and NOT in the fridge. 
Shelf life is up to 12 months. 
NOTICE: Use only as directed. Consult a health professional before using if you are pregnant, nursing or have a medical condition. Stop use immediately if you experience any adverse reaction.