Patients with metabolic conditions can safely diet with appropriate prescriptions: ① hypertension: avoid Mahwang, use damp-heat-clearing herbs (Bangpungtongseong-san base), ② diabetes: monitor blood sugar (Mahwang affects glucose), use spleen-tonifying herbs, ③ hyperlipidemia: phlegm-eliminating herbs (Iji-tang) safe and beneficial. Coordinated care with internal medicine recommended. Weight loss often improves these conditions, sometimes reducing Western medication dose. Medical history disclosure essential at consultation.