❤️ Health & awarenessVerified 13 May 2026
Vitamin D supplement season
UK guidance advises vitamin D supplements in autumn and winter.
Countdown
82
days to go
Next date
Thursday, 1 October 2026
Vitamin D season starts 2026
Get a reminder 7 days before Vitamin D supplement season
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Upcoming dates
| Event | Date | Countdown | Region / notes |
|---|---|---|---|
| Vitamin D season starts 2026 | Thursday, 1 October 2026 | In 3 months | UK |
| Vitamin D season ends 2027 | Wednesday, 31 March 2027 | In 9 months | UK |
| Vitamin D season starts 2027 | Friday, 1 October 2027 | In 1 year 3 months | UK |
UK guidance advises considering vitamin D supplements during autumn and winter, when sunlight is weaker and people make less vitamin D naturally. Use the dates as a reminder to review NHS guidance, personal risk factors and any medical advice before choosing supplements or dosage.
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Get ready for vitamin d supplement season
Verified 13 May 2026
Questions
When is vitamin D supplement season?
It generally runs through autumn and winter.
Why is vitamin D highlighted then?
UK sunlight is weaker during autumn and winter.
Should everyone take the same dose?
No, follow NHS guidance or medical advice.