The Truth About Vitamin D: 10 Facts on Levels, Benefits and Safety
Written by Don Colbert, MD, board-certified in family practice and in anti-aging and integrative medicine for more than 25 yearsLast reviewed and updated: October 30, 2026 Vitamin D is one of the most talked-about supplements of the last decade, and…
12 Easy Daily Healthy Immune Habits
Each day you wake up to new experiences, challenges and opportunities. You likely think about the tasks ahead at the beginning of the day. Within that time, do you think about ways you can support your immune system? Or, healthy…
Top 5 Ways to Boost Immunity with Keto Zone
Looking for ways to avoid getting sick in the upcoming months? You can boost immunity with Keto Zone! The principles of Keto Zone eating improve overall health, gut health, brain health, and immune function. Here are 5 ways to boost…
5 Ways A Healthy Weight Supports Immune Function. Achieve Yours.
If you’re overweight, you can make a significant difference in your immune function, starting today! By working towards a healthy weight, you can improve the health of your body systems that spur immune health. While this is easier said than…
8 Easy Lifestyle Habits for Healthy Immune Function
Today, tomorrow, and forever, it’s imperative that you take care of your immune system. Believe it or not, you can use lifestyle habits for healthy immune function right where you are. There’s never been a better time to build these…
Vitamin D and Immune Function: Your Winter Guide
Even when it’s a sunny winter day, you may not get enough of the “sunshine vitamin.” In fact, it’s estimated that 25-50% of adults in the United States are deficient in Vitamin D (1). And, it seems to be more…
