Add some sunshine to your day with Vita-D3™! Recent research shows that vitamin D—the “sunshine vitamin”—offers a multitude of benefits including supporting healthy heart function, immune and bone health. But, up to 80% of Americans may have suboptimal levels of this essential nutrient. Boost your level of vitamin D with Shaklee Vita-D3. The perfect choice for overall health and well-being, Vita-D3 provides 1,000 IU of high potency vitamin D3 to help your body thrive!