When the sun’s ultraviolet (UV) rays connect with your skin, it triggers vitamin D synthesis, the process your body uses to create and store vitamin D. How much time you spend in the sun, the color of ...

Vitamin D helps keep your bones, muscles, and immune system strong, but nearly 1 in 4 Americans aren’t getting enough. A ...

Vitamin D deficiency is more than just a lack of sunshine—it’s a silent risk factor for several health issues. Low levels of vitamin D can weaken bones, increasing the risk of fractures ...

A recent Brazilian study reveals that vitamin D supplementation significantly boosts chemotherapy's effectiveness in breast cancer patients. Researchers found that 43% of participants taking 2,000 ...

A study conducted at the Botucatu School of Medicine at São Paulo State University (FMB-UNESP) in Brazil has shown that low-dose vitamin D supplementation can increase the effectiveness of ...

ORLANDO — Both very low and very high levels of vitamin D appear to increase risk for falls and fractures, a speaker said at the American Association of Clinical Endocrinology Annual Scientific ...

Vitamin D and arthritis Vitamin D helps your bones absorb calcium, which is vital to bone health. It’s also crucial for muscle movement, communication between nerves, and fighting inflammation.

Obagi’s vitamin C serum contains 20 percent L-ascorbic acid, the most bioavailable form of the vitamin for optimal skin absorption and results, says Mona Gohara, MD, a Connecticut-based ...

Good skin care is important to me and this product has proven to me its worth.” Size: 1 fl oz Active ingredients: Vitamin C, vitamin E, ferulic acid When to apply: a.m. only (use SPF after) ...

Ryan Rogers, Chief Executive Officer of Mary Kay states: "Being named the #1 Direct Selling Brand of Skin Care and Color Cosmetics in the World by Euromonitor International three years in a row ...

One, Two, Three-Peat: Mary Kay Inc. Named #1 Direct Selling Brand of Skin Care and Color Cosmetics in the World for Three Years in a Row Provided by Business Wire Jun 23, 2025, 5:00:00 AM ...

Taking good care of your skin all year long is essential, but even more so in the summer when the power of the sun is at its strongest.