Canna River's Classic, CBD + CBN, CBD + CBG and CBD + CBN + CBG gummies and tinctures each come in an original strength and an Ultra strength. Ultra gummies hold exactly twice the cannabinoids per gummy; Ultra tinctures hold 1.5 to 1.67 times the CBD per mL in a larger bottle. Here is every pair side by side, with milligrams, sizes and prices.