This effective optimal synergy serum contains the unique and optimal ratio of propolis 70% and vitamin C 12% from iUNIK. It soothes sensitive skin and gently lightens acne scars and pigmentation. The sea buckthorn contains much more vitamin C than other fruits, carotene and vitamin E help to clarify and improve skin tone. The American Low Value Shipment Regulatory Modernization Act is active since March 2016 and increases the duty and tax free value of goods American citiziens could import from other countries by mail from $200 to $800 as well as no formal customs procedures are required. The American Low Value Shipment Regulatory Modernization Act is active since March 2016 and increases the duty and tax free value of goods American citiziens could import from other countries by mail from $200 to $800 as well as no formal customs procedures are required