One Aldwych, London WC2
Open 7am-8pm from next month, this cafe bar completes the trio of eateries at this new hotel. It's not all virtuous stuff however: as well as juices, there'll be pastries and cakes.
Aveda Institute, 62-64 Weymouth St, London W1
This trendy organic cafe (there are branches in Harvey Nicks and in Hampstead) serves Love in the Morning (pounds 2.95), as well as fresh fruit smoothies.
7 Earlham St, London WC2 (0171-836 7376)
The first juice bar to open in the UK, Juice serves over 40 juice drinks with a huge range of exotic-sounding optional supplements such as gingko biloba and bee pollen.
Customers start pouring in at lunchtime. "Maybe because we are in Covent Garden and people don't get up that early here!" claims owner Henri Davies - though office lunch hours may also have something to do with it
19-21 Great Portland St, London W1 (0171-291 1500)
If there's a new trend, restaurateur Oliver Peyton will catch on pretty quick. Here at Mash (and at the Atlantic and also at Mash & Air in Manchester) they have been serving exotic freshly squeezed juices for a while, as well as straight juice combinations such as Orange and Carrot (pounds 2.50), fruit infusions such as Melon, Apple and Ginger (pounds 3) and Powerquenchers such as Papaya, Washington Red Apple, Coconut and lime (pounds 5).
214 Camden High St, London NW1 (0171-482 0777)
They always have a Juice of the Day (pounds 2.75) here such as apple, carrot and ginger and you can have more or less of each ingredient as you prefer.