LongevityBest collagen UK: 12 brands compared by dose, price and evidence
12 collagen supplements available in the UK compared: real doses, actual price per gram, origin and verdict based on science. No marketing, just data.
Longevity
LongevityLongeviSkin review: real results from 60 days of testing
Data-driven analysis with corneometry, elasticity measurements and before/after photos. What oral collagen really does for mature skin.
LongevityHow to prevent wrinkles from within: 4-nutrient protocol
Science-backed nutrients that work in the dermis where real wrinkles form. Collagen, vitamin C, hyaluronic acid, copper protocol with clinical evidence.
LongevitySkin glycation and AGEs: how sugar caramelises your collagen
AGEs are collagen caramelised by glucose. How they affect your skin and the 5 antioxidants proven by research to slow them down.
LongevityCollagen and menopause: why your skin loses 30% in 5 years
In the first 5 years of menopause, you lose 30% of collagen. Discover why this happens, the mechanisms involved, and how to slow it with scientific...
LongevityVegan collagen: why it doesn't exist (and what to take instead)
Vegan collagen doesn't exist biologically. But 3 science-backed alternatives do work for vegans. Discover which ones.
LongevityAstaxanthin: the pink antioxidant for skin longevity
Why astaxanthin is 6,000 times more potent than vitamin C against free radicals. Dosage, skin benefits and scientific evidence.
LongevityBiotin for hair and skin: the most profitable myth debunked
Biotin only works if you have a deficiency (extremely rare). Why it sells so much and what to take instead. Science without marketing.
LongevityWhen does collagen start working: clinical timeline and real results
Week 4: hydration. Week 8: elasticity. Week 12: wrinkles. Real clinical timeline with study data and what to expect at each stage.