A concentrated serum with purified alpha arbutin and hyaluronic acid alpha arbutin reduces the looks of spots and hyper pigmentation its used at a high 2 concentration versus a standard concentration of 1 and supported with a next generation form of hyaluronic acid for enhanced delivery alpha arbutin is much stronger in effect than arbutin or beta arbutin note alpha arbutin is extremely sensitive to degradation in the presence of water if the ph of the formulation is not ideal the ph of