effervescent

used of wines and waters; charged naturally or artificially with carbon dioxide

Gently boiling or bubbling, by means of the disengagement of gas

Latin 'effervescere' to boil over

“The lead came to him naturally, because he was a natural speaker, of a mind both stored and effervescent; and he was genial, interested in every growth of life.”

— George Meredith, Complete Project Gutenberg Works of George Meredith

“Gas-forming agents in effervescent tablet and powder formulations can also double as a buffering agent, one example being sodium bicarbonate, used in Alka-Seltzer.”