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What is Histamine and Histamine Intolerance? Histamine is a chemical messenger with multiple roles. Most know it for its part in immune defence—causing symptoms like itching or swelling when allergens appear. But histamine also regulates stomach acid, supports digestion, and acts as a neurotransmitter, influencing alertness and learning. Too much histamine, however, can create imbalance. Alongside physical discomfort, elevated levels may contribute to anxious states, highligh

Most of us know Vitamin D as the “sunshine vitamin” that keeps our bones strong, but what’s less well-known is its powerful role in our mental health. In fact, Vitamin D is not just a vitamin—it’s a hormone that influences the brain, immune system, gut, and mood in profound ways. And here’s the problem: the majority of people in the UK are deficient. Our northern latitude means we don’t get enough strong sunlight for much of the year, and modern lifestyles keep us indoors—at