If there are not any potential interactions, then it is safe to consume citrus or grapefruit products as part of a healthy diet.

FORBES: Caution When Taking Grapefruit Juice with Certain Medications

As part of a healthy diet or any reasonable plan to lose weight, it is vital to understand the importance of the glycemic index (GI).

FORBES: Six Healthy Carbs To Help You Lose Weight

Tam Fry, from the National Obesity Forum, says it is an "insult" to people on low incomes who are working hard to provide their children with a healthy diet when the odds are stacked against them.

BBC: Are the poor kids really the fat ones?