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June 11, 2026 07:00 ET | Source: Medifast

Metabolic Health After 40: What Perimenopause and Menopause Mean for Weight Management

OPTAVIA's clinical program reduces visceral fat 14% and retains 98% lean mass, directly addressing the metabolic impact of perimenopause and menopause.
May 15, 2026 13:00 ET | Source: Medifast

Peer-Reviewed Research Is Redefining Weight Loss Program Standards

Peer-reviewed research is redefining weight loss program standards, with OPTAVIA's RCT showing 98% lean mass preservation over 16 weeks.
May 15, 2026 13:00 ET | Source: Medifast

Peer-Reviewed Research Shows Structured Meal Replacement Programs Support Visceral Fat Reduction and Lean Mass Preservation

Peer-reviewed research shows OPTAVIA's structured meal replacement program reduces visceral fat 14% and preserves 98% lean mass over 16 weeks.