Real ChatGPT answer · index seed71tcncZQY4QcompleteHealth and wellness · supplements and vitaminscommercial

What are the current expert consensus and dosage guidelines for using vitamin D3 light therapy lamps versus high-dose oral supplementation for winter blues?

ChatGPTgpt-64 queries11/1/2026
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The searches the AI actually ran for this prompt.

SEED QUERY
What are the current expert consensus and dosage guidelines for using vitamin D3 light therapy lamps versus high-dose oral supplementation for winter blues?
4 real searches · 1 real-search pass
2026 clinical guidelines seasonal affective disorder bright light therapy 10000 lux vitamin D supplementation evidence high doseGoogle ↗
OBSERVED
NIH vitamin D fact sheet adults upper limit 4000 IU toxicity high dose supplementation guidelineGoogle ↗
OBSERVED
seasonal affective disorder vitamin D randomized trials evidence guideline vitamin D supplementationGoogle ↗
OBSERVED
UVB vitamin D lamp safety skin cancer dermatology guidance vitamin D lampsGoogle ↗
OBSERVED

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Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

Classifying 4 queries…

Searches and sources

ChatGPT4 real searches · gpt-6
2026 clinical guidelines seasonal affective disorder bright light therapy 10000 lux vitamin D supplementation evidence high dose Google ↗
NIH vitamin D fact sheet adults upper limit 4000 IU toxicity high dose supplementation guideline Google ↗
seasonal affective disorder vitamin D randomized trials evidence guideline vitamin D supplementation Google ↗
UVB vitamin D lamp safety skin cancer dermatology guidance vitamin D lamps Google ↗

Queries

4 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
2026 clinical guidelines seasonal affective disorder bright light therapy 10000 lux vitamin D supplementation evidence high dose
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
NIH vitamin D fact sheet adults upper limit 4000 IU toxicity high dose supplementation guideline
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
seasonal affective disorder vitamin D randomized trials evidence guideline vitamin D supplementation
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
UVB vitamin D lamp safety skin cancer dermatology guidance vitamin D lamps
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1