Medifast
Medifast is a United States nutrition and weight-management company that develops and sells structured diet programs, meal-replacement products, and related coaching services.
Last updated August 26, 2026
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Overview
Medifast, Inc. is an American nutrition and weight-management company headquartered in Baltimore, Maryland. The business originated in 1980, when physician William Vitale developed nutrition products that he marketed directly to other doctors. Those physicians prescribed the products to patients alongside behavioral counseling, giving Medifast an early position at the intersection of meal replacement, medically informed dieting, and lifestyle change. The company later moved beyond its physician-centered origins. In 2000, it adopted a direct-to-consumer marketing program with the assistance of Jason Pharmaceuticals, a subsidiary that became an important part of the company structure. In 2001, the corporate name was changed to Medifast, Inc. The company subsequently expanded its distribution model through websites, telemarketing, franchised weight-loss clinics, and independent coaching relationships. A major organizational development came in 2002, when Bradley T. MacDonald, then chairman of the board, and clinical specialist Wayne Scott Andersen created Take Shape For Life. The program used a coach-and-client model supported by the company's “Habits of Health” framework. This approach combined packaged nutrition products with personal guidance and behavior-oriented routines rather than presenting the products as a standalone diet. In July 2017, Take Shape For Life was renamed Optavia, and Medifast introduced Optavia Essentials, a product line sold directly from Coaches to clients. Optavia became the company's principal consumer-facing weight-management platform. Medifast has operated through several subsidiaries, including Jason Pharmaceuticals, Take Shape For Life, Jason Enterprises, Jason Properties, and Seven Crondall. Its activities have included product development, distribution, direct selling, coaching, and other services associated with weight management. The company remains publicly traded on the New York Stock Exchange under the symbol MED. The brand received substantial business recognition during the 2010s. Forbes ranked Medifast first on its 2010 list of America's 100 Best Small Companies and placed it 18th on the 2014 list. Forbes also included the company among its 100 Most Trustworthy Companies in America in 2016 and 2017. In October 2017, Medifast moved its headquarters from Owings Mills, Maryland, to Baltimore. Medifast has also faced scrutiny over advertising claims. In 2012, subsidiary Jason Pharmaceuticals agreed to pay a civil penalty of $3.7 million in a settlement with the Federal Trade Commission and the United States Department of Justice. The matter concerned claims for the Medifast 5 & 1 Plan that consumers could lose two to five pounds per week. Regulators concluded that the claims lacked a reasonable scientific basis and were not adequately substantiated. The settlement required future claims to be supported by at least one human clinical study. In December 2023, Medifast announced a partnership with LifeMD, a virtual-healthcare provider. The arrangement was intended to add a clinically supported weight-management program to Medifast's offering, including the possibility of prescription GLP-1 medications when clinically appropriate. LifeMD would also provide patients with access to an independent Medifast Coach and additional lifestyle-support services. This partnership reflects the company's effort to connect its established coaching and nutrition model with telehealth and medically supervised weight-management services.
History
Medifast was founded in 1980 by physician William Vitale. Its original model was medically oriented: Vitale sold nutrition products to doctors, who prescribed them to patients in conjunction with behavioral counseling. This positioned the company as a provider of both diet products and a broader weight-management method. The organization underwent a corporate and distribution transition around the turn of the century. In 1995, its predecessor, HealthRite, changed its name from Vitamin Specialties Corp. In 2000, the business adopted a direct-to-consumer marketing program with help from Jason Pharmaceuticals. The corporate name changed to Medifast, Inc. in 2001. The company's sales and service channels developed to include websites, telemarketing, franchised weight-loss clinics, and direct relationships with customers. In 2002, chairman Bradley T. MacDonald and clinical specialist Wayne Scott Andersen created Take Shape For Life. The program introduced a personal Coach-to-Client model and the Habits of Health system, linking Medifast products with coaching and behavioral routines. The model became central to the company's consumer proposition. Medifast received notable business recognition during the 2010s. Forbes ranked it first among America's 100 Best Small Companies in 2010 and 18th in 2014. Forbes also named it among America's 100 Most Trustworthy Companies in 2016 and 2017. These recognitions reflected the company's public profile as a growing specialized nutrition and weight-management business. The company faced regulatory criticism in 2012. Jason Pharmaceuticals paid a $3.7 million civil penalty in a settlement with the Federal Trade Commission and the Department of Justice over advertising for the Medifast 5 & 1 Plan. Regulators found that claims suggesting consumers could lose two to five pounds per week were not supported by a reasonable scientific basis. The settlement imposed a requirement that future claims be supported by at least one human clinical study. In July 2017, Take Shape For Life was renamed Optavia. Medifast also introduced Optavia Essentials, sold by Coaches to clients. The change consolidated the consumer-facing program under the Optavia identity. In October of that year, Medifast moved its headquarters from Owings Mills to Baltimore, Maryland. In December 2023, Medifast announced a partnership with LifeMD. The proposed offering used LifeMD's virtual-care infrastructure to support a clinically oriented weight-management program, with prescription GLP-1 medications available where clinically appropriate. LifeMD's role also included connecting patients with independent Medifast Coaches and additional lifestyle-support services. The partnership represented an effort to extend Medifast's traditional nutrition-and-coaching model into digitally enabled and medically supported weight management.
- 2023
LifeMD partnership announced
[1]Medifast announced a partnership with LifeMD to support virtual and clinically supported weight management.
- 2017
Take Shape For Life became Optavia
[1]The subsidiary was renamed Optavia and Optavia Essentials was introduced.
- 2017
Headquarters moved to Baltimore
[1]Medifast relocated its headquarters from Owings Mills, Maryland, to Baltimore.
- 2012
Federal advertising settlement
[1]Jason Pharmaceuticals agreed to a $3.7 million civil penalty over unsupported weight-loss advertising claims.
- 2010
Forbes ranked Medifast first among America's best small companies
[1]Forbes placed Medifast first on its list of America's 100 Best Small Companies.
- 2002
Take Shape For Life was created
[1]Bradley T. MacDonald and Wayne Scott Andersen developed the Coach-to-Client model and Habits of Health system.
- 2001
Company adopted the Medifast name
[1]The corporate name was changed to Medifast, Inc.
- 2000
Direct-to-consumer program launched
[1]The company pivoted toward direct-to-consumer marketing with assistance from Jason Pharmaceuticals.
- 1995
Predecessor changed its corporate name
[1]HealthRite, the predecessor of Medifast, changed its name from Vitamin Specialties Corp.
- 1980
Medifast was founded
[1]Physician William Vitale founded Medifast and initially sold its nutrition products to doctors for use with patients receiving behavioral counseling.
Products and positioning
A structured weight-management provider combining portion-controlled nutrition products with coaching, behavioral guidance, and increasingly, clinically supported and virtual-care services.
Structured weight-management program
Medifast 5 & 1 Plan
A structured Medifast program built around controlled nutrition products and a prescribed eating pattern. The plan became one of the company's most visible offerings and was marketed with weight-loss claims that later prompted federal scrutiny. The settlement concerning those claims required future advertising to be supported by human clinical evidence.
Weight-management program · 2017
Optavia
The consumer-facing weight-management platform that replaced Take Shape For Life in 2017. Optavia combines nutrition products with independent Coach support and lifestyle guidance based on the company's behavior-change framework.
Meal-replacement and nutrition product line · 2017
Optavia Essentials
A product line introduced when Take Shape For Life was renamed Optavia. The products were designed to be sold by Optavia Coaches directly to clients as part of the company's structured weight-management approach.
Behavior-change and coaching framework · 2002
Habits of Health system
A lifestyle and behavior-oriented framework associated with the Take Shape For Life and later Optavia coaching model. It complements packaged nutrition products with routines intended to support longer-term changes in eating and health-related behavior.
Controversies
2012
False-advertising settlement involving Medifast 5 & 1 claims
Jason Pharmaceuticals, a Medifast subsidiary, paid a $3.7 million civil penalty following action by the Federal Trade Commission and the United States Department of Justice. Regulators challenged advertising that said users could lose two to five pounds per week, finding the claims unsupported by a reasonable scientific basis. The settlement required future claims to have support from at least one human clinical study.
Brand decisions
2023
Partnership with LifeMDStrategyBackground
Medifast sought to connect its nutrition and coaching model with virtual healthcare and clinically supported weight management.
Action taken
The company announced a partnership under which LifeMD would provide a virtual platform, possible prescription GLP-1 access where appropriate, and additional lifestyle-support services.
Aftermath
The partnership broadened the potential Medifast offering beyond packaged nutrition and coaching into telehealth-supported care.
2017
Rebranding of Take Shape For Life as OptaviaStrategyBackground
Take Shape For Life had become the company's principal coaching and client-support platform.
Action taken
Medifast renamed the subsidiary Optavia and introduced Optavia Essentials for Coach-to-client sales.
Aftermath
The Optavia identity became the company's principal consumer-facing weight-management brand.
2000
Shift to direct-to-consumer marketingStrategyBackground
Medifast had originated with physician-directed sales, but the company sought a broader consumer distribution model.
Action taken
The company adopted a direct-to-consumer marketing program with assistance from Jason Pharmaceuticals.
Aftermath
The shift expanded the company's channels beyond its earlier doctor-centered model.
Sources1 sources
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