Slimming World is a UK-based weight loss organisation that provides lifestyle weight management programmes.
Commercial Weight Loss Clubs: Weight Watchers
Weight Watchers International is a company that offers various products and services to assist weight loss and maintenance.
Commercial Weight Loss Clubs: Rosemary Conley
Rosemary Conley is an online weight management club that offers support with healthy eating and physical activity.
If you are not referring from a GP surgery, it may be worth checking whether your local surgery runs their own weight management programme.
The other sections on the Healthy Weight tab are fine as they are for now, and do not require updating at the moment.