# Red Light Therapy Safety: The Checklist (2026)

> Eye protection, dose honesty, photosensitizing meds, skin checks—before protocol chasing.

*Published 2026-07-10 · By Julian Hart*

*Medical disclaimer:* Not device counseling. Eye disease, skin cancer history, and medications need clinicians before experimental light use.

The short answer

Checklist: **eyes, dose, meds, skin history, honest device specs**—then protocols. See [buying checklist](https://healthcanon.com/light-and-recovery/best-red-light-device-buying-checklist-2026) and [RLT guide](https://healthcanon.com/light-and-recovery/red-light-therapy-complete-guide).

Safety gates come before hair-growth schedules and biohacker timers.

## How to use this roundup

Run every checklist item before first session on a new device.

## Sources

1. [FDA medical devices](https://www.fda.gov/medical-devices)
2. [American Academy of Dermatology](https://www.aad.org/)
3. [PubMed PBM literature gateway](https://pubmed.ncbi.nlm.nih.gov/)

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Source: https://healthcanon.com/light-and-recovery/best-red-light-safety-checklist-2026
Index: https://healthcanon.com/llms.txt · Full text: https://healthcanon.com/llms-full.txt