The Science Hub.

Every source online blames something different — biotin, stress, genetics, iron. The honest answer is that hair loss has a few genuinely distinct causes, and knowing which one you’re actually dealing with changes everything about what will and won’t help.

A pins-and-needles feeling in your fingers or toes that keeps coming back is easy to shrug off. Sometimes it’s just how you slept. But several B vitamins are genuinely, directly tied to how your nerves work — and knowing which ones matter can turn a confusing symptom into a specific, testable question.

Sleeping enough but still exhausted by 3pm? Before anything more complicated, doctors usually check a small, specific set of nutrients first — because low levels of any of them can genuinely make you feel tired, foggy, and low on energy. Here’s what that list actually is, and why.

If you’re managing diabetes with metformin, or taking something for acid reflux, there’s a real, documented side effect almost nobody mentions at the pharmacy counter: both can quietly lower your B12. Here’s what the actual research shows — and what still doesn’t.

Your body needs boron in milligrams, not grams — and yet a handful of small, real studies link it to better calcium retention, a longer-lasting vitamin D supply, and hormone shifts most people have never heard connected to a mineral this small. Here’s what’s actually proven, and what’s still just promising.

Zinc-induced copper deficiency (ZICD) is a clinically documented condition — excess zinc upregulates metallothionein, which preferentially traps and flushes copper. Early signs: anaemia and low white blood cells. Left unchecked: irreversible nerve damage. Most zinc supplements in India omit copper entirely. The complete science of why copper matters, how zinc depletes it, and how to protect yourself.

Ask which zinc form absorbs best and you’ll get three different answers depending on who you ask — because the research itself doesn’t agree on one winner. It genuinely depends on whether you care about a quick blood-level spike or steadily rebuilding your body’s zinc stores over weeks.

Vitamin E deficiency from diet alone is genuinely rare — your body stores large reserves of it in fat tissue. When deficiency does happen, it’s almost always because something is blocking fat absorption, not because you’re not eating enough. Here’s what actually causes it, and the nerve-related symptoms worth knowing.

Vitamin K2 MK-7 vs MK-4 — Why Half-Life Changes Everything | EVO HOMINUS EVO HOMINUS Nutrition Science Hub One form of K2 lasts daysin your blood. The otherlasts a couple of hours. MK-7 and MK-4 are both technically “vitamin K2” — and that’s about where the similarity ends. One stays active in your bloodstream for … Read more

Bleeding gums when you brush. Bruises that show up for no reason. Cuts that take forever to close. These feel too minor to mention — but they’re some of the most common signs of low vitamin C, and in India, especially among older adults, this gap is far more common than the “disease of old sailors” reputation suggests.