Science & Research

Learn to decode nutrition research. Understand observational vs RCT studies, relative risk, confounders, funding bias, and healthy user bias to spot misleading claims.

Understand how your gut lining works. Learn about enterocytes, tight junctions, zonulin, and practical ways to protect your intestinal barrier with food.

Transparency on every study cited in Organised's marketing. How we choose what to claim, and what the evidence actually shows.

Learn about vitamin K2, the nutrient that directs calcium to bone and away from arteries. Discover MK-4, MK-7, and the best food sources.

What bioavailability means, why it matters for supplement effectiveness, and how it changes everything about your nutrition strategy.

Explore nutrients that plants cannot provide: B12, heme iron, retinol, creatine, carnosine, K2. A nuanced look at plant-based diet limitations without dogma.

Magnesium, zinc, iodine, selenium and more. Signs you're deficient, how to test, and real food sources.

There are nine essential amino acids you must eat. But four conditionally essential amino acids matter more than most people realise.

Not all organ meats are high in purines. Learn which organs you can safely eat with gout and which ones to avoid, based on actual purine content.

Organ supplements predate modern wellness by a century. In the 1920s, glandular supplements were serious medicine. What changed?

The Khatri et al. research on beef protein and muscle gain shows 88.9% improvement. Here's what the study actually tested and why it matters for resistance training.

Do organ meats raise cholesterol? The science on dietary cholesterol and serum cholesterol, plus the 2015 guideline shift.

What the Reilly et al. research really shows about collagen and hair density. Why the 27% increase matters, and what to realistically expect.

Deep dive into the 52.3% skin elasticity improvement. Methodology, sample size, and what realistic expectations should be.

Bovine colostrum has been shown in research to reduce bloating symptoms by 31%. Here's what the Abrahams et al. study revealed about mechanisms and practical use.

What the latest colostrum research shows about immune function, gut health, and athletic recovery. Plus, where the field is heading next.

Learn why copper and iron must stay balanced. Discover ceruloplasmin's role, zinc's blocking effect, and why iron overload without copper is dangerous.

CoQ10 is essential for mitochondrial energy production and heart health. Learn how statins deplete it and where to find it in food.

Does eating organ meats raise cholesterol? Learn the difference between dietary and serum cholesterol, LDL particle size, and why individual response varies.

The '5 a day' recommendation wasn't based on rigorous research. Here's what the evidence actually says about fruit and vegetable intake and health.

The WHO warning, processed vs unprocessed meat, confounders, and what the real research says about red meat consumption.

Your genes aren't destiny. Nutrients like B12, folate, and choline control epigenetic switches that turn genes on or off. Learn how food shapes your biology.

How glutathione protects your cells, why synthesis depends on three amino acids, and why liver health is fundamental to ageing.

Recent research on glycine supplementation and lifespan extension. How glycine affects ageing and where the longevity field is heading.

How intestinal integrity, microbiome health, and bile function determine whether you absorb the nutrients you consume.

Collagen is not just protein. Its unique amino acid profile, rich in glycine and lacking tryptophan, makes it metabolically distinct.

The high-protein kidney damage myth, explained. What the research actually shows for healthy kidneys.

The liver filters toxins, it doesn't store them. Here's the science behind the biggest organ meat myth, and why liver is one of the safest foods you can eat.

Understand methylation, the chemical process fundamental to every cell. Learn how B12, folate, and choline support it, and why organs are key sources.

Organ meats contain bioactive peptides (carnosine, anserine, glutathione) that muscle meat lacks. Learn why whole organs are nutritionally different.

Not all vitamin A is equal. Some people are poor converters of beta-carotene. Learn why preformed retinol from liver and eggs matters.

Autoimmune disease is not just genetic. Nutrition affects gut barrier integrity, molecular mimicry, and immune tolerance. Learn the mechanisms.

How heme iron from meat absorbs differently than plant iron, factors that affect absorption, and why it matters for your blood work.

Explore the fibre myth. Learn about SCFAs, why more fibre isn't always better, context-dependent dosing, and the history of cereal industry marketing.

Your gut bacteria influence your mood, anxiety levels, and mental clarity. Here's what emerging research on the gut-brain axis reveals about the microbiome-mental health connection.

Your gut bacteria directly influence weight. Discover how Firmicutes, Bacteroidetes, and short-chain fatty acids affect metabolism.

Even well-planned 'healthy' diets are missing key micronutrients. Here's why the gap exists and which foods bridge it most effectively.

Understand the protein leverage hypothesis from Simpson and Raubenheimer. How protein targets regulate appetite and drive overconsumption of low-protein foods.

Your doctor tells you to eat less red meat. But the science is far muddier than the advice. Learn about confounders, processed meat, and what the actual evidence shows.

Comprehensive guide covering the synergies between A, D, K2, and E. Food sources and why organs are the richest source.

Zinc is required for over 300 enzymatic reactions. From immunity to testosterone to wound healing, zinc deficiency silently undermines health.

The idea that saturated fat causes heart disease was based on selective data. Here's what modern meta-analyses and the actual evidence show about fat and cardiovascular health.

Your blood work tells a nutritional story. Here's how to interpret key markers like ferritin, B12, vitamin D, and zinc to assess micronutrient status.

Understand oxidative stress and how your body's antioxidant systems work. Learn which nutrients support glutathione and SOD, and where to find them in food.

Why calories aren't the whole story. How nutrient density changes your body composition and health without restricting calories.

How synthetic and natural vitamins differ chemically and how your body processes them differently. The bioavailability comparison.