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Explore HbA1c, red blood cell turnover, hemoglobin variants, blood loss, hypoglycemia, and factors that may affect a low A1C result.

You eat something sweet. Your energy shoots up. Then suddenly you are exhausted, foggy, irritable, and reaching for something else to get you through the day. That cycle deserves a closer look. MTHFR variants can influence folate meta

Explore transsulfuration, methylation, glutathione, genetic variants, cytokines, and possible connections.

What if the biggest breakthroughs in autism support aren’t coming from symptom management alone? In our latest article, we dive deep into what we’ve seen consistently in practice: how genetic variants (especially MTHFR and related SNPs) ca

Hi, I’m Dr. Dan Purser. For too long, autism has been treated as a mystery with only symptom management. In this episode, I break down what I’ve seen consistently in practice: the real root cause behind many cases on the spectrum. It starts with genetic variants (especially MTHFR and related SNPs) that break the transsulfuration pathway. When kids can’t efficiently convert homocysteine into glutathione, they lose their ability to detox heavy metals and environmental toxins. The result is chronic inflammation, oxidative stress, and developmental challenges. The good news? Once we identify these biochemical and genetic imbalances through proper testing, we can intervene at the root with targeted support — restoring methylation, rebuilding glutathione function, and giving the body what it needs to heal. This isn’t theory. It’s the Purser Method® in action. If you’re a parent searching for real answers instead of just labels, this episode is for you. The root cause has been solved. Now let’s talk solutions.

— A Guide by the World’s Leading Homocysteine Expert For more than four decades as a practicing physician, I have watched thousands of patients cycle through conventional autoimmune treatments that address symptoms but never touch the fire underneath. Rheumatoid arthritis flares, lupus rashes, multiple sclerosis relapses, Hashimoto’s thyroiditis, fibromyalgia pain—these are not random. They share a common, often overlooked biochemical pathway: MTHFR mutations leading to elevated homocysteine that supercharges autoimmune inflammation . This is not fringe theory. It is the clinical reality I hav

Discover with Dr. Purser how colon cancer is more common than breast and lung cancer. Feel free to reach out to our office if you are interested in learning more about the FITT test.

MTHFR is one of the most studied genetic SNPs, with the two main variants being C677T and A1298C. These changes reduce the body’s ability to process folate and make energy, leaving people exhausted and deficient in key nutrients. Specialized folates, B12 forms, and glutathione can bypass the blockages, and products like MTHFR Daily were designed specifically to fill these nutrient gaps so patients can restore energy and thrive.

For this special Mother's Day Facebook Live, Dr. Purser goes over the answers to the most common questions that he gets from mothers going through menopause. He covers topics such as thinning hair, deteriorating muscles, gaining weight, mammograms, estradiol, progesterone, low libido, and achey joints. This Facebook Live covers it all! Contact us at (801) 796-7667 or info@danpursermd.com for help. Subscribe to stay up-to-date with new content!

Dr. Purser covers the relationship between fibromyalgia and chronic fatigue syndrome. He also discusses the most common causes he sees of chronic fatigue and how he treats them. Contact us at (801) 796-7667 or info@danpursermd.com for help. Subscribe to stay up-to-date with new content!

This week Dr. Purser discusses the most important labs to get to treat common ailments. Why do you need SpectraCell testing and normal blood testing? Check out all tests available at danpursermd.com/genetics-testing. Contact us at (801) 796-7667 or info@danpursermd.com for help. Subscribe to stay up-to-date with new content!

Highlights from Facebook Live about Dementia and PCOS with Dr. Purser! He covers the the top questions and concepts he has seen in his patients who suffer from common symptoms. Contact us at (801) 796-7667 or info@danpursermd.com for help. Subscribe to stay up-to-date with new content!