Energy balance
Intensive Weight Management Programmes (IWMPs) utilizing Total Diet Replacement (TDR) achieve substantial, sustained weight loss (5-15%) and metabolic improvements in populations with obesity and type 2 diabetes, though specific evidence for women with PCOS is currently insufficient.
For women with PCOS, standard diet and exercise advice often fails to produce lasting metabolic benefits. Intensive programs using meal replacements (TDR) for a few months, followed by a structured return to food, can produce significant weight loss (5-15%) and improve metabolic health. However, because specific studies on PCOS are lacking, this approach should be considered promising but unproven for this specific group, requiring careful monitoring.
IWMPs, including total diet replacement, achieve substantial and sustained weight loss (5–15% over 1–5 years) in individuals with obesity and type 2 diabetes, alongside improvements in metabolic markers like blood pressure and glycemic control.
Why this rating
Strong evidence in T2D/obesity populations (DiRECT, DROPLET), but zero direct RCTs in PCOS.
Source
Weight Management Strategies to Reduce Metabolic Morbidity in Women With Polycystic Ovary Syndrome
Michail Diakosavvas et al. · Current Obesity Reports · 2025
DOI 10.1007/s13679-025-00614-2
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