Freshly squeezed grapefruit is ubiquitous and is perfect with every meal. Coconut water is cheap and readily available by the side of the road. Another local specialty is sorrel. This red refreshing drink is brewed from the flowers of an hibiscus species common also in Jamaica. The popular locally brewed beer is Kubuli. Ask your hotel to set up a tour of the brewery.
There are many vendors of fruit juice in Roseau. Almost without exception this is non-pasteurized fruit juice with water and sugar added. The added water is usually chlorinated tap water. A juice vendor known as Pal sells his juice by the area where one can find a bus to Portsmouth. Pal is one of the most enthusiastic and knowledgeable fruit vendors on the island. He sometimes has juice from rare fruits.
Quenchi is a local soft drink which comes in many different flavors. It can be found in every village (with diet varieties at the IGA in Roseau).
Sorrel, known as the Christmas drink for its red colour (and because it only flowers around Christmas) is made from boiled flowers. It tastes heavenly.
Avocado pear juice can be purchased in some small cafes and is certainly worth a try. Other flavours include soursop, passionfruit, grapefruit, orange, lime, beetroot.
The coffee is usually not very good, as most locals seem to prefer tea and juice, with the occasional exception. There are also a few coffee shops around the major towns.