News

Iron, calcium, magnesium and coffee can slow the absorption of levothyroxine. What studies show, what spacing is recommended and why a fixed routine matters.

Coffee demonstrably reduces iron absorption from meals – for magnesium, calcium and fluids the effect is smaller than often claimed. What is documented, who should look closer and how to measure it.

Your head feels as if it is full of cotton wool and you just cannot concentrate? Brain fog has many possible causes – from sleep and stress to iron deficiency. What can be behind it and what can be measured.

Always tired and drained, and often cold as well? In women, iron, the thyroid, the menstrual cycle or menopause are often part of the picture. What you should know and what you can have measured.

Your hair is falling out, but your blood tests are supposedly normal? Why hair often only falls out months after the trigger and which values are often missing when it comes to hair loss.

You take iron or B12 – and your levels do not go up? How absorption in the gut works, what can cause absorption problems and what is proven about “leaky gut”.

Want to get a full check-up? What the German statutory health insurance Check-up 35 includes, which values it leaves out, and which ones can make sense depending on your age, diet and life situation.

Always tired, even though your blood tests are supposedly fine? Often the values linked to tiredness were never measured. What you can ask about and have checked.