performance-enhancing
The use of brain-enhancing drugs in colleges continues to rise.
You may reward yourself with a Mexican brunch, surrounded by mood-enhancing decor.
It was claimed the drug had a pleasure-enhancing effect.
I love this dress for its cleavage-enhancing front.

SMART Vocabulary: related words and phrases

Making things better
add salt to somethingidiom
allay
alleviate
alleviation
ameliorate
cultivate
liven (something) up
lubricate
make a differenceidiom
make a world of differenceidiom
make someone/something over
remedial
restructure
revamp
revitalize
revivify
revolutionize
salve
sharpen
tonic