Supplement & Wellness Guides
Most people over 40 take supplements without knowing whether the form, dose, or timing actually matters. These guides are here to help.
Each article tackles a specific problem: poor sleep, low energy, bone health, gut health, or declining immunity. You’ll find what the research says, which supplement forms actually absorb, and whether something is worth taking in the first place.
Practical, evidence-based, written in plain English.
How Long Does Vitamin D Take to Work? What the Research Shows
How long vitamin D takes to work depends on what you’re measuring. Blood levels start rising within days; a new steady state takes 6–8 weeks; deficiency correction usually runs 2–3 months. Here’s the research-backed timeline, with UK-specific testing and dosing context.
Do Probiotic Gummies Work? CFU Viability, Strain Specificity and What the Label Leaves Out
Probiotic gummies are the weakest of the common probiotic formats. Here’s an honest look at the four structural problems — manufacture, stomach acid, strain vagueness and the clinical evidence gap — and when a gummy might still be right for you.
Vitamin D and Depression: What the Research Actually Shows
What the research actually shows about vitamin D, depression, and seasonal low mood — including where the evidence is weak and when supplementation is unlikely to help.
How to Improve Vitamin D Absorption: What Actually Works (and What Doesn’t)
If your vitamin D levels won’t budge, it’s usually absorption, not dose. Evidence-based guide to what improves uptake, what blocks it, and which supplement formats are worth the price (and which aren’t).
What Makes a Good Fibre Supplement? Why Most Miss the Point
Fibre supplements are marketed as a shortcut to a healthier gut — but most miss the point. Here’s what the evidence actually shows about refined fibre, the polyphenol-fibre matrix, and what really supports microbiome diversity.
How Long Does Magnesium Glycinate Take to Work? A Realistic Timeline by Goal
How long does magnesium glycinate take to work? Most people notice subtle effects in 3–7 days, with fuller benefits at 4–12 weeks. Here’s the timeline by goal.
When to Take Magnesium Glycinate: Timing by Goal, With Food, and What the Evidence Says
When is the best time to take magnesium glycinate? Evening for sleep, morning for stress, and consistency matters more than the clock.
Vitamin D Deficiency and Hair Loss: What the Evidence Shows
Can vitamin D deficiency cause hair loss? Here’s what the research shows, whether it’s reversible, and how to address it.
Prebiotics for IBS: Which Ones Help and Which Make It Worse
Many prebiotics are FODMAPs that trigger IBS symptoms. Learn which prebiotic fibres are low-FODMAP safe, how the GOS adaptation protocol works, and how to rebuild prebiotic intake without flaring your gut.