The 1:1 Diet by Cambridge Weight Plan

The 1:1 Diet by Cambridge Weight Plan is a personalised weight management programme
that brings together scientific expertise, tailored support and high-quality nutrition. 

40 years of success

With more than 40 years of experience and a strong presence in the UK and international markets, the brand continues to evolve, offering a more individual, flexible and elevated approach to weight loss. At the heart of The 1:1 Diet business is a UK-wide network of trained Consultants. Over 90 percent have followed the plan themselves, giving them real empathy and insight. They provide personalised guidance and accountability, helping people navigate their journey with structure and support that adapts to them. The plan is flexible and built around individual goals. The product range is developed by in-house nutritionists, nutritionally complete, and contains 26 essential vitamins and minerals. Every element is held to a high standard, combining convenience, credibility and meaningful results that last.

A glass of iced coffee with a clear straw, placed on a wooden surface, alongside a striped cloth and a packet of caramelised biscuit shake.
A person holding a bowl of noodles with vegetables, including cucumber and cherry tomatoes, against a blurred background.
A close-up of a person's mouth as they take a bite from an orange-flavored oat bar, with one hand holding the partially opened wrapper.
A joyful moment shared between two women at an award event, with one wearing a pink sash labeled 'FINALIST' and the other in a black dress, both smiling and engaged in conversation.
A woman holding a beige dress on a hanger, smiling in a bright room, with another smiling woman in the background.

What is The 1:1 Diet?

The 1:1 Diet is a trusted, evidence based weight management programme that combines nutritionally balanced meal replacements with personalised support from a trained Consultant. It is more than a diet, it is a structured journey designed to help people lose weight safely, sustainably, and with the human connection that makes a real difference.

Who is it for?

For individuals who want a clear plan, accountability, and support ,whether they have tried other diets before or are starting fresh. It is particularly well suited to people who value personal guidance and are looking for long term health improvements, not quick fixes.

What sets it apart?

At the heart of The 1:1 Diet is the one-to-one support from dedicated Consultants, trained to guide, motivate, and adapt the programme to each person’s needs. Combined with proven, scientifically formulated products developed in house, this human-first approach has created a loyal and lasting community.

Our impact so far and looking ahead…

The brand has helped millions achieve healthier lives, with a strong UK base and a growing international footprint. Its network of self employed consultants forms a vibrant, motivated ecosystem that continues to deliver results and testimonials from real people, every day. With a focus on digital tools, community engagement and international growth, The 1:1 Diet is evolving to meet changing consumer expectations, while staying true to its proven, people powered model.

Find out more

If would like to find out more about The 1:1 Diet, whether that be contacting a Consultant, buying a 
Taster Pack, or even joining as a Consultant… click here or on any of the links below.

Two hands shaking in agreement, representing partnership and support.
Icon of six simplified figures representing a community or group, emphasizing support and connection.
Logo of The 1:1 Diet by Cambridge Weight Plan, featuring a heart shape with five human figures inside, symbolizing community and support.
Logo featuring a knife and fork crossed over a heart, symbolizing a focus on health and nutrition.