adj. Invigorating or refreshing; strengthening: a bracing tonic.

Is bracing noun verb or adjective?

verb (used with object), braced, brac·ing. to furnish, fasten, or strengthen with or as if with a brace. to fix firmly; make steady; secure against pressure or impact: He braces himself when the ship rolls. Brace yourself for some bad news.

What is the adjective of brace?

adjective. strengthening; invigorating: This mountain air is bracing. of, relating to, or serving as a brace.