Prof. Giorgi Pkhakadze, MD, MPH, PhD
Copper deficiency may explain iron-resistant anaemia: why the overlooked mineral matters for oxygen transport
Copper deficiency may explain why some patients develop anaemia despite adequate iron intake. Copper-dependent enzymes are required to mobilise iron…
How Vitamins and Minerals Power Brain Chemistry: The Nutritional Foundations of Neurotransmitter Health
B vitamins, iron, zinc, and magnesium serve as essential biochemical cofactors in neurotransmitter synthesis and metabolism. Deficiencies in these micronutrients…
Coffee’s Dose-Response Puzzle: Why 2–3 Cups Daily May Shield Against Dementia
Moderate coffee consumption—2 to 3 cups daily—is associated with the lowest dementia risk in a new meta-analysis of 450,000+ participants,…
Bedroom Light at Night Linked to Metabolic Harm: What the Evidence Shows
Moderate bedroom light exposure triggers measurable metabolic harm within a single night and may triple type 2 diabetes risk over…
Creatine and Kidney Damage: What the Evidence Actually Shows
A 2025 systematic review of 21 studies and analysis of 685 clinical trials confirms that creatine supplementation does not damage…
How neurotransmitters orchestrate mood, sleep, and cognition: a biochemical primer
Brain function depends on chemical communication between neurons through neurotransmitters. Twelve major neurotransmitter systems regulate mood, sleep, cognition, and stress…
Vitamin D’s Role in Alzheimer’s Tau Accumulation: New Evidence from Framingham Heart Study
A 16-year analysis from the Framingham Heart Study finds that higher vitamin D levels in midlife are associated with lower…
Whey protein triggers substantial insulin response despite low carbohydrate content, research shows
Whey protein consumed on an empty stomach triggers insulin secretion 90% higher than white bread despite minimal carbohydrate content, according…