The Shocking TRUTH About Dietary Supplements in the US
Think dietary supplements aren’t regulated? Think again. Dr. Stengler debunks the myth and reveals the truth about drug recalls, FDA oversight, and supplement safety.
Read MoreHow do you know what diet, supplements, or even medications are right for you? With so many health issues happening within our society, things can often get confusing. America’s Natural Doctor, Dr. Mark Stengler, NMD provides you with the most updated, science-backed information so you can find answers to common health questions that have become puzzling and have held you back from achieving optimal health.


Think dietary supplements aren’t regulated? Think again. Dr. Stengler debunks the myth and reveals the truth about drug recalls, FDA oversight, and supplement safety.
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Is your body overloaded with hidden toxins? Learn how everyday habits and household items could be harming your health — and how to safely support detox daily.
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In this evidence-based video, Dr. Mark Stengler breaks down recent clinical research showing how vitamin D supplementation may significantly improve treatment outcomes for women undergoing chemotherapy for breast cancer. Learn how vitamin D levels influence pathological complete response rates—and why this inexpensive nutrient deserves serious attention during cancer care.
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Lectins are often labeled as “anti-nutrients,” but the full story is more nuanced. In this video, Dr. Mark Stengler explains what lectins are, where they’re found, the real risks associated with raw or undercooked foods, and how proper preparation neutralizes potential concerns—while preserving possible health benefits.
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Synthetic hormones carry risks your doctor may not explain. Discover the truth about progesterone and how to protect your health with natural options.
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Long COVID is a real and often misunderstood condition affecting millions of people after COVID-19 infection. In this video, Dr. Mark Stengler explains what long COVID is, why symptoms are frequently dismissed, and how integrative therapies can support meaningful recovery.
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