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From eNewsletter 11/2/2026


New research from the Journal of American College Health points to the secret to handling stress better: your daily habits. The study highlights a mental skill called psychological flexibility - the ability to adjust your thoughts, emotions, and actions as circumstances shift, rather than getting stuck in frustration or negative thinking. Miss your flight? Instead of spiraling, you calmly figure out a plan B. You still feel the stress, but you can step back, name what you’re feeling, and choose a productive response.


To explore what supports this skill, researchers surveyed subjects about their diet, sleep, and exercise. The pattern was consistent: healthier routines went hand in hand with greater flexibility and resilience. Eating breakfast at least five times a week, exercising for 20 minutes or more, sleeping at least six hours, and taking fish oil regularly were each linked to a better ability to adapt under stress - while frequent fast food and too little sleep tracked with more mental rigidity, or difficulty adjusting when things changed.


What makes the findings interesting is the “how.” The researchers suggest that nourishing routines don’t just make you tougher on their own - they may build the underlying mental flexibility that allows you to manage stress well in the first place.


To read the rest of today's issue, please go to this page.

From eNewsletter 10/28/2026


DID YOU KNOW that a study from Nutrition Reviews confirmed that supplementing with vitamin D2 actually reduces your available vitamin D3?


Vitamin D2 is usually what doctors prescribe for vitamin D deficiency or occasionally you may find it in a low quality dietary supplements.


While we have never recommended vitamin D2, only D3, this new research is critical for the public health health professionals because vitamin D2 and vitamin D3 are often treated as interchangeable sources of the same nutrient. Obviously, they are not. The last thing we want to do is increase one form and reduce another, especially when vitamin D3 is the most important form to utilize.


To read the rest of today's issue, please go to this page.

From October 26, 2026 eNewsletter


DID YOU KNOW that nicotinamide, also known as niacinamide, a non-flush form of niacin, has been populating numerous research journals recently?


Oral nicotinamide was cost-effective for reducing keratinocyte carcinoma (KC) risk in US veterans with a history of the disease, according to findings in JAMA Dermatology. The authors “support strong consideration of nicotinamide for KC prevention in high-risk populations like veterans, particularly given its safety and tolerability."


Nicotinamide supplementation was associated with a decreased risk for melanoma among patients with a history of other skin cancers, according to a study presented at the American Academy of Dermatology 2026 Annual Meeting.


Researchers publishing in Metabolism: Clinical and Experimental found that niacinamide helped those with metabolic-associated fatty liver disease. By uncoupling negative expression of a key gene, niacinamide helped restore normal fat-processing pathways in the liver and improved overall lipid balance.


To read the rest of today's issue, please go to this page.

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