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Review of cost-effectiveness

By Weight Watchers

Last updated December 6, 2023

Researchers from Duke University and Duke NUS Medical School compared clinically proven, nonsurgical weight-loss treatments for people who are overweight and obese, including meal replacement programs (Jenny Craig), lifestyle programs (WW), medications (Qsymia, Alli, Xenical, Belviq , Contrave, Saxenda), and intragastric balloon (Orbera). Their 2019 meta-analysis, published in Clinical Obesity, reported the finding that WW Workshops are the only cost-effective, commercially available, evidence-based option.

	Cost ($) Mean (95% CI)	Effectiveness Mean (95% CI)	ACER ($) Mean (95% CI)

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Finkelstein E. A. & Verghese, N.R. (2019) Kruger E.Incremental cost‐effectiveness of evidence‐based non‐surgical weight loss strategies.Clinical Obesity. 9(2), e12294.

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