Conclusions Our findings support that within a specific range ( 358.7 pg/mL), serum vitamin B12 levels may make a modest contribution to improved clinical pregnancy rates in women undergoing in IVF-ET with the follicular-phase GnRHa protocol
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This helps restore normal circadian rhythm as melatonin secretion is a critical chemical that balances the sleep/wake cycle

NICE-recommended weight management strategies include: Dietary intervention aiming for a 600 kcal/day deficit through reduced portion sizes, limiting energy-dense foods, and increasing fruit and vegetable consumption Physical activity building up to 150300 minutes of moderate-intensity aerobic activity weekly, plus muscle-strengthening activities on at least two days weekly, in line with UK Chief Medical Officers' guidelines [10] Behavioural approaches including self-monitoring, goal-setting, and addressing emotional eating patterns Commercial weight management programmes such as those meeting NICE quality standards (QS127) Very-low-calorie diets in specific circumstances, under clinical supervision and for limited periods For patients with a BMI 30 kg/m (or 27.5 kg/m in those of South Asian, Chinese, or other Asian family origin) who have not achieved adequate weight loss through lifestyle measures alone, pharmacological interventions may be considered

While H 2 O 2 acts as a physiological signaling molecule, its excess generates hydroxyl radicals (OH) via Fenton chemistry, causing irreversible damage to proteins, lipids, and DNA