Red light therapy (RLT) is generally considered safe for people with diabetes when used appropriately. It’s a non-invasive modality with no known serious side effects and no direct impact on insulin or medications—making the risk of hypoglycemia extremely low.
According to early research, RLT works by improving mitochondrial function and supporting natural glucose metabolism, rather than artificially lowering blood sugar levels. This makes it fundamentally different from pharmaceutical treatments that can cause sharp glucose drops.
📌 What this means: Diabetic individuals—including those on medication—may safely explore RLT, especially when guided by a healthcare professional. RLT does not replace medications or lifestyle strategies like diet and exercise, but it may support improved cellular energy, circulation, and glucose handling.
⚠️ However, each individual is different. It’s essential to speak with your doctor before starting red light therapy—especially if you have diabetic neuropathy, retinopathy, or are managing multiple medications.
🧪 So far, there have been no reported adverse effects in small clinical trials involving diabetics using red or near-infrared light. Nonetheless, larger studies are still needed to establish long-term safety and efficacy.