The Knowledge Hub

A glass of Optimal You's marine collagen with vitamin c and hyaluronic acid supplement next to a cut mango and pineapple on a clean, bright background.
10 June, 2026

The Skin Health Power Trio: Why Your Marine Col...

Discover the science behind collagen synergy. Learn why marine collagen alone isn't enough and how combining it with Vitamin C and Hyaluronic Acid creates a powerful trio for plumper skin,...

Nutrient Guidance Vitamins & Supplements
10 June, 2026

The Skin Health Power Trio: Why Your Marine Collagen Needs Hyaluron...

Discover the science behind collagen synergy. Learn why marine collagen alone isn't enough and how combining it with Vitamin C and Hyaluronic Acid creates a powerful trio for plumper skin, stronger joints, and a more radiant complexion.

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A woman looking tired holds a normal blood test result, wondering about the cause of her unexplained fatigue.
10 June, 2026

Always Tired But Blood Tests Are Normal? 5 Key ...

Feeling exhausted but your GP says your blood tests are normal? Discover the five key markers often missed in standard NHS tests that could be the real reason for your...

Diagnostics and Testing Nutrient Guidance
10 June, 2026

Always Tired But Blood Tests Are Normal? 5 Key Marke...

Feeling exhausted but your GP says your blood tests are normal? Discover the five key markers often missed in standard NHS tests that could be the real reason for your...

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Zinc for Skin Health: Speeding Up Wound Healing and Fighting Acne from Within
23 March, 2026

Zinc for Skin Health: Speeding Up Wound Healing...

Discover how zinc acts as the ultimate "repair technician" for your skin, from targeting the root causes of acne to accelerating cellular wound healing through precision diagnostics.

Diagnostics and Testing Nutrient Guidance Vitamins & Supplements
23 March, 2026

Zinc for Skin Health: Speeding Up Wound Healing and ...

Discover how zinc acts as the ultimate "repair technician" for your skin, from targeting the root causes of acne to accelerating cellular wound healing through precision diagnostics.

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Woman with focuses Energy Hub Diagram showing the brain and man running in the background
05 March, 2026

Beyond the Gym: The Cognitive Benefits of Creat...

Creatine monohydrate has evolved from a gym staple to a cognitive powerhouse. By fueling the brain's high energy needs, it clears brain fog, boosts memory, and sharpens focus—especially under stress...

Nutrient Guidance Vitamins & Supplements
05 March, 2026

Beyond the Gym: The Cognitive Benefits of Creatine f...

Creatine monohydrate has evolved from a gym staple to a cognitive powerhouse. By fueling the brain's high energy needs, it clears brain fog, boosts memory, and sharpens focus—especially under stress...

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Perosn doing a finger prick blood test in a sunlit room
04 March, 2026

How Does Cortisol Affect Sleep? Stress, Sleep, ...

Wired but tired? If your cortisol rhythm is broken, your sleep will be too. Learn how the 'stress hormone' disrupts your rest and how to test your levels at home...

Diagnostics and Testing Nutrient Guidance Vitamins & Supplements
04 March, 2026

How Does Cortisol Affect Sleep? Stress, Sleep, and C...

Wired but tired? If your cortisol rhythm is broken, your sleep will be too. Learn how the 'stress hormone' disrupts your rest and how to test your levels at home...

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3D cross-section illustration of human skin showing hair follicles, roots, and blood vessels.
17 February, 2026

Why Am I Losing Hair? Hair Loss in Men and Wome...

Genetics isn't always the culprit. Uncover the hidden biological triggers behind hair loss, from DHT sensitivity to thyroid health, and find out which blood tests provide the data you need...

Diagnostics and Testing Nutrient Guidance
17 February, 2026

Why Am I Losing Hair? Hair Loss in Men and Women: Wh...

Genetics isn't always the culprit. Uncover the hidden biological triggers behind hair loss, from DHT sensitivity to thyroid health, and find out which blood tests provide the data you need...

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A gloomy grey winters day with THE UK WINTER DEFICIT written on a sign in the background
12 February, 2026

The UK Winter Deficit: How Much Vitamin D Do I ...

How much Vitamin D do you actually need during a UK winter? Discover the difference between maintenance and booster doses, how to interpret your nmol/L levels, and the best way...

Diagnostics and Testing Nutrient Guidance Vitamins & Supplements
12 February, 2026

The UK Winter Deficit: How Much Vitamin D Do I Need ...

How much Vitamin D do you actually need during a UK winter? Discover the difference between maintenance and booster doses, how to interpret your nmol/L levels, and the best way...

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Close-up of a blood sample vial with a digital infographic overlay showing medical diagnostics, HbA1c data, and genetic markers in a modern clinical lab.
11 February, 2026

The 40+ Health MOT: What Blood Tests Do I Need ...

Stop guessing and start measuring. Discover the critical cardiovascular, hormonal, and nutrient markers you need to track after 40 to prevent chronic disease and optimize your energy for the decade...

Diagnostics and Testing Nutrient Guidance Vitamins & Supplements
11 February, 2026

The 40+ Health MOT: What Blood Tests Do I Need After...

Stop guessing and start measuring. Discover the critical cardiovascular, hormonal, and nutrient markers you need to track after 40 to prevent chronic disease and optimize your energy for the decade...

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