The Cost of Losing 20 Pounds
This diet is the oldest in the country, and is well known for its points system. On Weight Watchers, you can expect to lose about two pounds per week. You can choose to sign up for a full membership, which comes with unlimited meetings and online support. Or you can skip the meetings and get an online plan alone.
Cost of Losing 20 Pounds: $160 for four months of full membership, $72 for four months of online membership
Cost per Pound: $8 for unlimited meetings or $4 for online only (not including groceries)
MoneyWatch Conclusion: "It’s economical and has a proven track record."