Bathroom Vanity Lights
For decorative flair and light emission in all direction,
LED light bulbs that best fit are:
A19 LED light bulbs (General household)
and Globe LED light bulbs.

Bathroom Floodlights (Recessed Ceiling Lights)
For accent and spot lights,
LED light bulbs that best fit are:
PAR, BR or R LED light bulbs that providespot and one-directional beam lights.
For dome reflector recessed lighting and
for light emission in all direction,
LED light bulbs that best fit are:
A19 LED light bulbs (General household).  

Bathroom Ceiling Lights
For light emission in all direction,
LED light bulbs that best fit are: 
A19 LED light bulbs (General household).

Bathroom Wall Lights (Wall Sconces)
For decorative flair and light emission in all direction,
LED light bulbs that best fit are:A19 LED light bulbs (General household) and Decorative and chandelier LED light bulbs
("B", "C7", "CA" and "F" series light bulbs)