Very low calorie diets - NHS
www.nhs.uk › very-low-calorie-dietsVery low calorie diets. A very low calorie diet is a clinically supervised diet plan that involves eating about 800 calories a day or fewer. They are sometimes considered for obese and severely obese people who are managing diabetes, going to have surgery or preparing for fertility treatment. The diet usually involves replacing normal food with low-calorie shakes, soups, bars, or porridge containing milk.
Very-low-calorie diet - Wikipedia
https://en.wikipedia.org/wiki/Very-low-calorie_dietThe routine use of VLCDs is not recommended due to safety concerns, but this approach can be used under medical supervision if there is a clinical rationale for rapid weight loss in obese individuals, as part of a "multi-component weight management strategy" with continuous support and for a maximum of 12 weeks, according to the NICE 2014 guidelines. The US dietary guidelines recommend that VLCDs can be used for weight loss in obese individuals only in limited circumst…
Very-low-calorie diets - Obesity - NCBI Bookshelf
www.ncbi.nlm.nih.gov › books › NBK311324Hypocaloric and meal replacement: when compared with a hypocaloric diet only, hypocaloric diet which included a 220 kcal VLCD diet resulted in greater weight loss over the course of the weight maintenance phase; meal replacement (hypocaloric diet, with an additional 238 kcal VLCD) when compared to hypocaloric diet only, resulted in less weight regain also but this was not considered to be of clinical benefit (2 studies, n= 195, low to low quality)