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A

Seeing worse at dusk, dry eyes? The eye is often first to notice a vitamin A deficiency, though it's rare in healthy people. Which symptoms belong to it, how much you ...

B6

Cracked corners of the mouth, tingling feet, irritable mood? Vitamin B6 builds messenger substances and blood pigment; a real deficiency is rare, but too much from tab...

K

Bruises for no reason, nosebleeds, gums that bleed when you brush? Vitamin K helps blood clot, and easier bleeding is the only proven symptom in adults. Which symptoms...

A ready-made plan instead of counting calories? Seven days of what to eat, with amounts, calories and a shopping list. Plus 1,500, 1,800 and 2,100 kcal levels, a veget...

B9

Folate is the vitamin of cell division: which symptoms are typical, why weight gain isn't one of them, which blood value counts and what actually helps.

Wholefood, vegetarian, vegan, low carb, keto, intermittent fasting: an overview of the best-known diets and how to find yours.

Carbohydrates, protein, fat: what the three macronutrients do in the body and what a good ratio looks like.