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Supplements

Peer-reviewed research concerning supplements, summarized and appraised in plain language with every source cited.

27Studies

27Human studies

2026Most recent

13Countries

Measurement of Serum Zinc Levels Following the Use of Oral Medications and Supplements and Their Effects on Semen Characteristics in Male Infertility Patients.

Cureus2026n = 4,389 eligible out of 4,601 screened

Cross SectionalHuman

This study set out to see if taking oral medications or zinc supplements affects zinc levels in the blood and whether that links to better sperm health or fertility outcomes…

Better Fertility Fertility & Sperm Male Infertility

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Analysis of adult men's knowledge in the area of male fertility in relation to selected lifestyle factors.

Scientific reports2026n = 156

Cross SectionalHuman

This study aimed to assess how much adult men know about male fertility, focusing on medical and lifestyle factors that affect it. Researchers surveyed 156 men of reproductive age using…

Better Fertility Fertility & Sperm Male Infertility

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Association Between Dietary Intake of Omega-3 Fatty Acids and Serum Testosterone in Adult Males: Results From NHANES 2011-2016 and 2021-2023.

Food science & nutrition2025n = 8,686

Cross SectionalHuman

This study looked at whether eating more omega-3 fatty acids (healthy fats found in fish and some plants) is linked to higher testosterone levels in men. It used data from…

Diet & Nutrition Diet optimization Endocrine

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