Certificate of Analysis can be found here. Batch #6050300 - 300mg050500 - 500mg050750 - 750mg051000 - 1000mg051500 - 1500mg Batch #5050300 - 300mg050500 - 500mg050750 - 750mg051000 - 1000mg051500 - 1500mg Batch #4040300 - 300mg040500 - 500mg040750 - 750mg041000 - 1000mg041500 - 1500mg Batch #3031000 - 1000mg balm Batch #2020500 - 500mg020750 - 750mg021000 - 1000mg021500 - 1500mg Batch #1010500 - 500mg010750 - 750mg011000 - 1000mg011500 - 1500mg