... 2. Plant Constituents of Rosehip Contains: calcium, citrates, citric acid, iron, malates, malic acid, niacin, organic acids, pectin, phosphorus, resin, salts, sugar, tannin ... Tract Conditions: cleans out the Kidneys and Bladder; eliminates uric acid accumulations, helping with gout and rheumatic complaints; fluid retention (6 ...