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Evidence-Based Supplement Research

Evidence-Based Supplement Research

Vitamin D and Improved Speech Reception Threshold

Doses used in studies

D3 · IU single-dose: 50,000 (median 50,000, IQR 50,000–50,000) — 1 study

Time to effect

Median: 4.3 weeks · IQR 4.3 weeks–4.3 weeks · Range 4.3 weeks–4.3 weeks — Reported in 1 of 1 study

1 of 1 paper

The impact of vitamin D supplementation on sudden sensorineural hearing loss in vitamin D deficient patients: A double-blind, placebo-controlled trial: A pilot study.
- 2026-03
- RCT
- American journal of otolaryngology 47(2)
- - Bahareh Tavakoli
  - Sohrab Rabiei
- PubMed: 41570758
- DOI: 10.1016/j.amjoto.2026.104793
6 Insights on
- Improved Speech Reception Threshold
- High evidence
- Clinical
PTA, SRT, and SDS were assessed at baseline, 10 days, and 30 days post-treatment. Both groups exhibited significant hearing improvement at one month
Effect
Neutral
Effect size
Small
Significant
No
Dose
Pearl, 50000 IU vitamin D3