Full-Fat Dairy: What New Research Says About Health
Is full-fat dairy healthy? New research on milk, yogurt, and cheese is challenging older low-fat guidance. Here’s what studies show.
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Nutrition
Nutrition, diet, and healthy eating
Protein Intake and Longevity: What the Science Says
Is the 0.8 g/kg protein RDA enough? Research suggests older adults and active people may benefit from higher intake for muscle and healthspan.
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Artificial Sweeteners and Gut Health: What Studies Show
Research suggests artificial sweeteners like sucralose, saccharin, and aspartame may disrupt gut microbiome balance and metabolic health.
Artificial Sweeteners and Gut Health: What Studies Show Read More »
RNA Blood Test for Alzheimer’s: What New Research Shows
A new RNA-based blood test from Mount Sinai researchers may detect Alzheimer’s earlier than protein tests. Here’s what the science shows.
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Calcium & Vitamin D for Bones: Do Supplements Help?
Major reviews find calcium and vitamin D supplements offer limited bone benefit for healthy older adults. Here is what the science actually shows.
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Quercetin: Benefits for Allergies, Inflammation & Heart
Quercetin is a plant polyphenol studied for allergies, inflammation, and heart health. Here’s what current research actually shows.
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Allulose: The Rare Sugar That Acts Like Fiber, Per Science
Research suggests allulose sweetens like sugar without spiking blood glucose. Here is what science says about benefits, dose, and safety.
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Vitamin A Toxicity: Safe Doses, Symptoms, and Risk
Vitamin A poisoning cases jumped 38.7% in 2025. Learn safe daily limits, toxicity symptoms, and which supplements raise the risk.
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Lutein and Zeaxanthin: Eye and Brain Benefits, Per Science
Lutein and zeaxanthin filter blue light, protect the macula, and may support aging brains. Here’s the evidence on dose and food sources.
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Apple Cider Vinegar: Benefits, Risks, and the Science
Apple cider vinegar is hyped for weight loss, blood sugar, and gut health. Here is what the research actually shows about its real benefits and risks.
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