The dosage that was reported to work best to prolong the lifespan of dogs suffering from hemangiosarcoma in the UPenn study was 100/mg per kilogram (kg) of bodyweight per day. (Link to full study: 

Use the dosage calculator at to calculate daily dosage.  Input body weight in lbs.  

You can split into two equal doses taken with the morning and evening meals.   You may also give the powder from the capsules directly.