One Day MD | Evidence-Based Wellness

For decades, omega-3 fatty acids have been promoted as “brain food.” Fish oil supplements rich in DHA and EPA are widely used for: memory support, healthy aging, cardiovascular protection, and Alzheimer’s disease prevention. But a controversial new study from the Alzheimer’s Disease Neuroimaging Initiative has challenged that narrative. Researchers reported that omega-3 supplementation was associated with faster cognitive decline in older adults , potentially through effects on brain metabolism rather than classic Alzheimer’s pathology. Does this mean fish oil is bad for the brain? Not so fast. In this article, we break down: what the study actually found, why the findings are controversial, possible biological explanations, key limitations, and what this means for omega-3 supplementation in 2026. What Did the New Omega-3 Alzheimer’s Study Find? The 2026 study: “The association between omega-3 supplementation and cognitive decl...

Chronic joint pain affects almost one-quarter of people worldwide. Common joints affected include the knees, hands, elbows, shoulders, back and elsewhere. In most cases, this is caused by the most common type of arthritis, osteoarthritis. Treatments being used range from health supplements, hyaluronic acid, platelet rich plasma (PRP), stem cell therapy, to surgical methods such as minimal invasive method to joint replacement surgery (total knee replacement, total hip replacement). Pain relievers such as acetaminophen (Tylenol or Panadol) or non-steroidal anti-inflammatory drugs, such as ibuprofen (Advil or Nurofen), are usually the first choice for joint pain relief. Of late, there are also dozens of supplements that claim to treat joint pain, but which ones actually work? Here’s a look at the best options and what the existing research says about them. 1. Glucosamine and Chondroitin Glucosamine  Glucosamine is a natural component of cartilage, a substance that prevents b...

In this Article: Omega-3 | CoQ10 | Vitamin D3 & K2 | Folate | Berberine | Nattokinase | Magnesium | Molecular Hydrogen | L-citrulline | L-arginine | Pine Bark Extract | Vitamin E | Taurine | Aged Garlic Extract / Creatine | Green Tea Top supplements for cardiovascular health include omega-3 fatty acids, Coenzyme Q10 (CoQ10), vitamin D and many more. When paired with a balanced diet and regular exercise, these can help reduce cholesterol, improve blood pressure, and support heart function. Cardiovascular health refers to the overall well-being of the heart and blood vessels. It encompasses all of the elements that go into making the cardiovascular system—which consists of the heart and the system of veins, arteries, and capillaries that carry blood throughout the body—work well. Sustaining optimal cardiovascular health is essential for general well-being and longevity. While maintaining a balanced diet and engaging in regular exercise are key components of car...