Blackberries contain up to 6% of sugars, organic
acids, vitamins C, B1, B2, PP, carotene, tannin, pectin, pigment
and minerals (manganese and iron). Blackberry improves metabolism,
sharpness of vision and retina blood supply. Blackberry soothes
liver and gall problems, enteritis and gastric ulcers. Alleviates
indigestion. Being an excellent remedy blackberry could be used
daily in order to keep the organism strong and healthy all the
year round.