Uses herbal ingredients proven in research to limit the replication of viruses and minimize cell's receptivity to viral invastion. Has been used as a recovery aid or preventative for cold symptoms, COVID, Shingles, Flu). Dropper not included (you can buy one in any pharmacy or convenience store). The use of a novel "berry extract" prompts the nickname, "Berry Juice." Description: This liquid is to be ingested for prevention of viruses, colds and infection. If you sense a breakdown in immunity you can increase the dosage and if you are symptomatic you can increase the dosage. Instructions: M3 should be taken up to 3 times per day. Adults should begin with taking 5 drops of M3 (from a standard eyedropper), by mouth, morning and night. Let M3 flow down the throat. If sick, 10 drops from a standard eyedropper, (about 1/2 of ml) per dose. Over 3 days, increase dose to 20 drops ( 1 ml ) per dose. M3 seems to work best when taken every day. For health, gradually increase the dose to 20 drops, twice per day.