this building is the local Health Centre:

https://www.brightonhealthandwellbeingcentre.co.uk/

#25 is a bakery.
Info from https://www.realpatisserie.co.uk/our-shops:

Real Patisserie
25 Western Road
Brighton BN3 1AF
01273 711 110
westernroad@realpatisserie.co.uk

Mon-Sun: open from 7.30am - 4pm