If you think you might be eating too little (or too much) of a particular nutrient, type it into the calculator below and find out how likely that is, based on your age and sex. The calculator ...

For more inspiration, check out the #IIFYM ('If It Fits Your Macros') hashtag on Instagram for a whole fit community using the nutrition technique (many of them use an IIFYM calculator to help ...

To find out the climate impact of what you eat and drink, choose from one of the 34 items in our calculator and pick how often you have it. All figures for each food in the calculator are global ...