Vitamin D and Improved Pure-Tone Average

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 Pure-Tone Average

High evidence
Clinical

Both groups exhibited significant hearing improvement at one month; however, vitamin D supplementation led to significantly greater improvements at 2000 Hz and 4000 Hz frequencies

Effect: Neutral
Effect size: Small
Significant: No
Dose: Pearl, 50000 IU vitamin D3