Does It Work? Yes, Slimfast can work for weight loss. Structured programs, like this one, work for people who don't want to count calories.

BOTTOM LINE: The SlimFast diet can help you lose weight if you are willing to trade most of your daily foods for ready-made snacks and shakes. It provides an easy short-term solution but may not be the best long-term investment.

Women consume approximately 1,200 to 1,300 calories per day on the SlimFast plan, while men are allotted an additional 400 calories daily, which can be consumed by doubling up on shakes or adding 200-calorie mini-meals throughout the day. SlimFast Advanced Nutrition products are higher in protein and lower in sugar.

The SlimFast® Plan is clinically proven to offer a weight loss of between 1-2lbs a week. On average, the plan allows 1,200 calories per day for women and 1,600 calories per day for men.

1-2 lbs per week All Brand Ambassadors are remunerated and used the SlimFast Plan (a reduced-calorie diet, regular exercise, and plenty of fluids). Average weight loss is 1-2 lbs per week.

The SlimFast® Plan is clinically proven to offer a weight loss of between 1-2lbs a week. On average, the plan allows 1,200 calories per day for women and 1,600 calories per day for men. The average woman consumes around 2,000 calories a day.

However, nutrition experts do not recommend SlimFast as a long-term eating plan.

The SlimFast® Plan is clinically proven to offer a weight loss of between 1-2lbs a week. On average, the plan allows 1,200 calories per day for women and 1,600 calories per day for men. The average woman consumes around 2,000 calories a day.

Foods to Avoid (or Limit)

• SlimFast recommends eliminating alcohol, though having a drink once in a while is OK.
• Sugar-sweetened beverages, like juices and sodas, should be limited.
• Portion control is a key component of SlimFast.

The SlimFast Plan is designed to deliver a total intake of approximately 1,400 calories a day for women and 1,600 calories a day for men. It creates a weekly energy shortfall that should result in 1 to 2 pounds of weight loss a week.

The SlimFast® Plan is clinically proven to offer a weight loss of between 1-2lbs a week. On average, the plan allows 1,200 calories per day for women and 1,600 calories per day for men. The average woman consumes around 2,000 calories a day.

Studies note that meal replacement programs like SlimFast benefit short-term weight loss. One 12-week study of 174 people showed that eating one low calorie meal per day led to significant reductions in body weight, belly fat, and total body fat ( 6 ).