Each box contains Exactly 20 (Twenty) 4 capsule servings (30 day supply). As a dietary supplement, take the entire contents of 1 (one) and only 1 (one) blister card (4 capsules) 30 - 60 minutes prior to weight training with at least 12-24 oz of water or juice. Take PlasmaJet Only on the days you actively work out. Most individuals notice the initial vaso-expansion effects within 15-45 minutes after ingestion. Again these effects tend to become substantially more visible every few minutes thereafter. PlasmaJet induces its maximum vaso-expansion/strength including effects with 60-90 minutes after ingestion and will taper down to baseline 6-12 hours after ingestion. Do not exceed five (5) servings per week and do not use more than one serving per day.