🛑 Weekly Newsletter: Huge Vitamin D Review, Light Therapy: To Supplement Or Not?
Here's a new 2026 review looking at the specific benefits of vitamin D supplementation, fixing deficiency, and about some very difficult myths around benefits.
Here's a new 2026 review looking at the specific benefits of vitamin D supplementation, fixing deficiency, and about some very difficult myths around benefits.
Are dual-chip LEDs really better? Independent lab testing found a single-chip red light therapy panel produced 29% more optical output. Here’s what the results mean—and why more LED chips don’t necessarily mean better performance.
New red light therapy products, industry updates, and a revealing study of four LED face masks that found major discrepancies in wavelengths, irradiance, and dose. Plus, we tackle the big question: does red light therapy really work?
Here's an exciting new 2026 red light therapy mask study. There are a few huge caveats, however!
Bart visited the Health Optimisation Summit 2026 in London. There, quite a few new light therapy developments were tracked!
A super interesting study with 505 nm green light reduced melanin in the skin. We've also got huge updates on green light therapy for you!
A new integrating sphere is taking my red light therapy reviews to the next level. Here’s how it reveals a device’s true wavelengths, total power output, and whether its marketing claims are accurate.
Here's my breakdown of a 2025 on fracture pain, new skin care and beauty guidelines with red light therapy, and lots of science, new products & more
Here's how UK data also confirms that getting outdoors in the sun lowers your overall risk from disease, no matter what the cause