
Weight Watchers, or WW, is a commercial weight loss program that has become one of the most popular diet plans in recent years, with over 4.5 million subscribers. It is based on a points system, meal replacement and counseling, and claims to produce weight loss comparable to other diets supervised by a nutrition professional. The program allows members to enjoy their favourite foods, as long as they fit into the allotted daily points value. WW also provides tailored behavioural lifestyle support for individuals on GLP-1 medication and offers doctor support and medical weight loss options for members in the US.
WW Diet Characteristics
| Characteristics | Values |
|---|---|
| Main Goal | Help people lose weight in a sustainable way |
| Diet Type | Commercial program for weight loss |
| Diet Composition | Akin to low-fat diets or moderate-fat and low-carbohydrate diets |
| Food Choices | Lean meat, fish, skim milk, fruits, vegetables, legumes, lean proteins, high-fiber carbohydrates |
| Restricted Foods | Alcohol, sweets, fatty foods |
| Food Tracking | Points-based system ("SmartPoints") |
| Additional Points | Personalized weekly points for flexibility |
| Meal Replacements | "Plug-in" meals instantly consumed |
| Physical Activity | Recommended for a broader lifestyle change |
| Support | In-person or virtual workshops, online community forums, one-on-one counseling |
| Membership Plans | Monthly, six-month, and 12-month plans |
| Cost | $23 per month with a $20 starter fee (as of 2024) |
| Effectiveness | Weight loss of 0.5 to 2 pounds per week |
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What You'll Learn

Weight Watchers (WW) is a commercial weight loss program
The program also includes a lot of support from other users, a group leader and online community forums. Members are encouraged to attend weekly meetings or access virtual support to stay accountable and motivated. WW also provides additional support from clinicians or dietitians, as well as coach-led workshops. The program includes general nutrition and wellness education, diabetes-tailored, vegetarian and plant-based diet plans, and on-demand workouts.
Weight Watchers claims to result in modest weight loss in the long term, with members losing 0.5 to 2 pounds (0.23 to 0.9 kg) per week, which is the medically accepted standard rate of a viable weight loss strategy. Members are also allotted additional weekly points, personalised to them, that provide flexibility. For example, these points can be used on pizza or birthday cake. The program allows members to enjoy their favourite foods, as long as they fit into the allotted daily points value.
Weight Watchers has been ranked highly by U.S. News & World Report, CNET and Healthline. It was ranked first in "Best Commercial Diet", "Best Weight-Loss Diets" and "Best Fast Weight-Loss Diets" and second in "Easiest Diets to Follow" by U.S. News & World Report in 2018. CNET named it the best overall weight loss program in 2025, and Healthline scored it highly for its flexible weight loss approach and access to virtual and in-person support.
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WW's point-based system
Weight Watchers, or WW, is a commercial weight loss program based on a point-based system, meal replacement, and counseling. The program aims to restrict energy intake to achieve a weight loss of 0.5 to 1 kg per week, which is the medically accepted standard rate for healthy weight loss.
The point values take into account the nutritional content of foods, including calories, protein, added sugar, saturated fat, unsaturated fat, and fiber. For example, an egg-white omelet would have a lower point value than a stack of pancakes, encouraging users to choose the lighter option more frequently. Additionally, members are allotted personalized weekly bonus points, providing flexibility to enjoy treats like pizza or cake. This makes WW easier to follow than some other diet plans and allows for a balanced lifestyle.
The program offers flexibility, allowing members to choose how they spend their points while still providing structure and guidance. It also provides various tools and resources to support members in achieving a healthier lifestyle, including the WW app, which offers community support and helps members stay motivated by engaging with fellow members. The app also includes on-demand workouts and 24/7 support.
In addition to the point-based system, WW offers meal-planning support from registered dietitians and a growing list of ZeroPoint® Foods, which are lean meats, potatoes, and other options that have a point value of zero. The program also encourages regular physical activity as part of a broader lifestyle change and provides counseling through weekly or monthly meetings, online support, and personalized coaching.
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WW's effectiveness and recognition
Weight Watchers, or WW, is a commercial weight loss program that has been recognised by U.S. News & World Report as the "Best Diet" in 2025, as well as the "Best Commercial Diet", "Best Weight-Loss Diet", "Best Fast Weight-Loss Diet", and 2nd in "Easiest Diets to Follow" in 2018. It is one of the most popular diet plans, with over 4.5 million subscribers, and has been recognised by CNET as the best overall weight loss program.
The effectiveness of WW is supported by its flexibility, sustainability, and research-backed approach. The program is based on a points system, where each food is assigned a point value calculated according to its nutrient and energy density. This system simplifies food selection, encourages healthier choices, and allows for flexibility and personalisation. WW also provides a strong support network, including group meetings, online forums, and coaching, which help with accountability and motivation.
The program has been recognised for its general nutrition and wellness education, as well as its choices for those with diabetes, vegan, or vegetarian dietary restrictions. WW also offers diabetes-tailored, vegetarian, and plant-based diet plans. The program encourages an overall balanced lifestyle and provides on-demand workouts and 24/7 support.
In terms of weight loss effectiveness, WW claims that members lose twice as much weight compared to when they try to lose weight on their own. Members can expect to lose 0.5 to 2 pounds (0.23 to 0.9 kg) per week, which is a medically accepted standard rate for healthy weight loss. A study of 3,260 WW Clinic patients found that those prescribed a GLP-1 medication lost on average 21% of their body weight in 12 months. Another study comparing participants following WW to those given standard nutritional guidelines found that 19.3% of WW participants achieved 10% weight loss.
While WW has been recognised for its effectiveness and sustainability, it is important to note that it is not free, and some may find the food tracking aspect time-consuming. Additionally, WW may have fewer cardiovascular and glucose-lowering benefits than other diets, such as low-carbohydrate diets.
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WW's balanced lifestyle approach
Weight Watchers, or WW, is a commercial weight loss program that has been ranked as the best commercial diet by U.S. News & World Report. The program is based on a point system, meal replacement, and counseling. The dietary composition is similar to low-fat or moderate-fat and low-carbohydrate diets. WW simplifies food selection with a points-based system called "SmartPoints", where each food type is assigned a point value calculated according to its nutrient and energy density. A point equals 50 calories. The point values define both a quality and quantity scale: foods with low point values, such as high-fiber carbohydrates, lean proteins, and legumes, can be consumed more freely, while foods with higher point values should be eaten in moderation.
The program is flexible and can be tailored to individual needs and dietary restrictions, such as vegan or allergy requirements. It provides members with tools and resources to achieve a healthier lifestyle, including the WW app, which offers community support and helps members stay motivated by engaging with fellow members. WW also offers virtual and in-person support groups, online community forums, and workshops with live coaching. Members can also access expert meal planning and nutrition support from registered dietitians.
In addition to dietary changes, WW recommends regular physical activity as part of a broader lifestyle change. The program provides on-demand workouts and encourages an overall balanced lifestyle. WW also provides support through weekly or monthly meetings, calorie targets, and online support. The program is designed to help members lose weight in a sustainable way, providing the knowledge and support to maintain a healthy lifestyle beyond just limiting calories and processed foods.
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WW's support and community
Weight Watchers, or WW, offers a lot of support from other users and a group leader. Members are encouraged to attend weekly meetings or access virtual support to stay accountable and motivated. The program includes a 24/7 chat service and online community forums. WW also offers in-person support groups, which can be helpful for those who prefer a more personal connection. The group support meetings are designed to foster discussion and motivation, and members can also receive personalized coaching.
The WW approach focuses on creating sustainable lifestyle changes rather than short-term diets. The program provides members with tools and resources for achieving a healthier lifestyle. The Weight Watchers app includes community support to help members feel connected and stay motivated by engaging with fellow members. The app also includes helpful articles and delicious recipes.
WW offers several membership plans with different levels of support. The monthly membership includes access to the app and the 24/7 chat service, while the Weight Watchers Clinic offers doctor support and medical weight loss options for members in the US. Members can also sign up for extra support, such as one-on-one meetings with a clinician or dietitian, or join a Workshop with coaches and members.
WW is a flexible program that allows members to choose the foods they eat while tracking their intake using a points system. The program is also personalized to each individual, taking into account their unique goals, lifestyle, and preferences. The points system is designed to help members make healthier food choices, as foods with higher point values should be eaten in smaller quantities.
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Frequently asked questions
WW, formerly known as Weight Watchers, is a commercial weight loss program based on a point system, meal replacement and counseling. The program aims to help people lose weight in a sustainable way by creating healthy lifestyle changes rather than focusing on short-term diets.
The point system, called "SmartPoints", assigns a point value to each food type based on its nutrient and energy density. One point equals 50 calories. Foods with low point values, such as high-fiber carbohydrates, lean proteins, and legumes, can be consumed more freely, while foods with higher point values should be eaten in smaller portions. This system simplifies food selection and encourages healthier choices without restricting the variety of foods consumed.
The WW diet is flexible and personalized, allowing members to choose the foods they eat while staying within their allotted points. It also provides a strong support network through group meetings, online communities, and personalized coaching. WW has been recognized as one of the "Best Diets" by U.S. News & World Report and other publications due to its effectiveness, sustainability, and educational resources.
The expected weight loss on the WW diet is 0.5 to 2 pounds (0.23 to 0.9 kilograms) per week, which is considered a healthy and sustainable rate. WW states that members lose twice as much weight compared to trying to lose weight on their own.
The cost of the WW diet depends on the membership plan chosen. A monthly membership typically starts at $23 per month with a one-time $20 starter fee. The six-month plan is often discounted to $15 per month, while the 12-month plan may be as low as $11 per month. Optional add-ons, such as access to weight loss medications or coach-led workshops, incur additional costs.



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