uva-ursi/抗氧化剂

49 different non-volatile compounds were determined in Spanish Arctostaphylos uva-ursi leaves using UPLC^®-ESI-Q-TOF with MS^E technology. Both positive and negative electrospray ionization were applied. MarkerLynx^® was proposed as a powerful tool to distinguish

Bearberry (Arctostaphylos uva-ursi) is a medicinal plant traditionally employed for the treatment of urinary tract infections due to high contents of arbutin (hydroquinone β-D-glucoside), which is now mainly used as a natural skin-whitening agent in cosmetics. Bearberry has also been proposed

Introduction: Arbutin is a phenol glucoside found in high concentrations in bearberry leaves and associated with the antimicrobial activity of the plant. Hydroquinone can also be found in leaves or be formed by degradation of arbutin. Lengthy exposure to free