Hydrogen Water Linked to Sperm Health in Rats With Thyroid Disorder
Influence of hydrogen-rich water on spermatogenesis and sperm parameters in experimentally induced hypothyroidism and subclinical hypothyroidism models
Research hubs: Reproductive System · Endocrine System
This research was done in animals. Results in animals often don't carry over to people.
- Evidence type
- Animal study (rat)
- Authors
- Mohammad Saroughi, Khatereh Kharazmi, Seyedeh Zahra Asghari, Akram Aminian, Seyedeh Elnaz Nazari, Elahe Eshtad, Alex Tarnava, Tyler W LeBaron, Majid Khazaei
- Journal
- Reproductive Toxicology
- Year
- 2025
- PMID
- 41421768
- Study Type
- Rat
- Participants
- 30
- Delivery
- Water (Electrolysis)
- Dose
- twice daily, drinking water for four weeks
- Duration
- 4 weeks
- Outcome
- Positive
- Peer Reviewed
- Yes
- Cited by
- 2 (OpenAlex, as of November 2026)
- Country
- Iran
TL;DR
Hydrogen-rich water improved sperm quality and hormone levels in hypothyroid rats by reducing oxidative stress and supporting testicular function.
Key Finding
Hydrogen-rich water improved sperm count, sperm motility, and testosterone levels in rats with hypothyroidism, while also reducing oxidative stress markers.
Summary
This study tested whether hydrogen-rich water could help restore reproductive function in rats with hypothyroidism (low thyroid hormone). Researchers found that rats with hypothyroidism had lower sperm counts, reduced sperm movement, and lower testosterone levels. When these rats drank hydrogen-rich water for four weeks, their sperm parameters improved, testosterone levels increased, and markers of cellular damage (oxidative stress) decreased.
Practical Takeaway
This rat study suggests hydrogen-rich water may help counteract reproductive problems caused by low thyroid hormone by reducing cellular damage. However, this is early-stage animal research only—human studies are needed before any conclusions can be drawn about whether it would work in people with thyroid conditions.
Abstract (excerpt)
Hypothyroidism, characterized by insufficient thyroid hormone production, disrupts metabolic processes and impairs reproductive function. It is suggested that oxidative stress plays a key role in mediating the deleterious effects of hypothyroidism on testicular function and because…