AHAVA MultiVitamin C+ Serum is enriched with a multivitamin blend of anti-aging pro-vitamin B5, B3 and vitamin D precursors and AHAVA's Osmoter to revive dull skin, improve radiance and provide long-term firmness. Concentrated vitamin C technology stimulates collagen, protects against free radical attacks, balances and ensures an even, radiant complexion. 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