Columns by Ralph

Positive experience with the carnivore diet
Recently, while zapping, I came across a broadcast of RTL Tonight and there I saw an item about the

New dietary guidelines in America
Recently, the new US Dietary Guidelines were published for the next five years.

Disinformation by influencers
In 2025, I was sent a remarkable number of reels and pieces of writing about hormones posted by influencers.

Here's to a healthy 2026!
I find these days between Christmas and New Year fascinating every year....

Better a 'dry December' than a 'dry January'?
Dry November, dry December, dry January...

New Good Nutrition Guidelines Health Council
The Health Council's new Guidelines for Good Nutrition were recently presented.

How important are proteins?
There have been several items on protein in the media in recent months.

Doctor gives advice on nutrition at RTL Tonight
Recently, television clips on nutrition have often been forwarded to me from the Dutch media asking me if I have any

Is insulin a fattening hormone?
When I talk about insulin in my lectures and training, it often strikes me that this hormone is a