Protokols Journal

Magnesium-rich foods including spinach, kale, almonds, cashews, avocado, pumpkin seeds and dark chocolate on a wooden kitchen worktop in natural light

Magnesium Deficiency Symptoms: Early Warning Signs, Serious Risks and When to Act

Magnesium is an essential mineral required for over 300 enzymatic reactions in the body, yet many of us are running on low without realising it.

A cup of green tea beside fresh tea leaves in soft natural light

L-Theanine Benefits: How This Tea Amino Acid Affects Sleep, Cognition and Stress

If you have ever felt unusually calm after a cup of tea, the reason may go beyond ritual and warm water.

Healthy Lifestyle Tips: Best Time to Take Vitamin D and What the Research Actually Says

The best time to take vitamin D is with a fat-containing meal — morning, lunch, or evening are all equally effective.

Marine Collagen Benefits: Healthy Lifestyle Tips, What the Science Says About Skin, Joints and Daily Use

Marine collagen may support skin hydration, elasticity and joint comfort, but the strongest evidence is for gradual skin-related benefits rather than dramatic anti-ageing results.

The Menstrual Cycle and Nutrition: How to Support Each Phase

A normal menstrual cycle is counted from day 1 of bleeding to the day before the next menstrual period.

Greens Powder vs Whole Vegetables: Do They Actually Deliver the Same Nutrients?

Greens powder and whole vegetables do not deliver the same nutrients in the same way.

Iron Deficiency in Women: The Silent Epidemic Behind Fatigue and Brain Fog

A woman in her 30s is feeling tired despite sleep, coffee, and rest.

Why Women Need More Protein Than They Think

Most women are not clinically protein deficient, but many are eating “just enough to avoid deficiency” rather than enough to support muscle mass, hormone balance, energy, bone health, and long-term resilience.

Winter Wellness: The Supplements Worth Taking When the Sun Disappears

From October to March in the UK and Northern Europe, UVB sunlight is usually too weak for reliable vitamin D from sunlight, so vitamin D deficiency becomes more common and winter infections rise.

Travel and Immunity: How to Keep Your Body Resilient on the Road

Summer 2026 travel means crowded airports, full long-haul flights, and construction executives moving from client offices to live site visits.

The Gut–Skin Axis: Why Skin Problems Often Start In Your Gut

Many common skin conditions, especially acne, atopic dermatitis, rosacea, and psoriasis, are now understood to be influenced by the gut microbiome through the gut–skin axis.

Glass of green tea with a tea leaf beside a cup of black coffee

L-Theanine and Caffeine: The Ultimate Protocol for Jitter-Free Focus

L-theanine is a calming amino acid found naturally in tea leaves, particularly green tea, that can lower stress and anxiety levels without causing sedation or drowsiness.

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