Collagen is essential for firm, smooth, and youthful-looking skin. As collagen production naturally declines with age, non-invasive solutions like red light therapy have gained attention.
But does red light therapy boost collagen, or is this benefit overstated?
How Collagen Is Produced in the Skin
Collagen is produced by fibroblast cells in the dermis. These cells rely heavily on cellular energy and proper blood flow to maintain collagen synthesis.
With age, fibroblast activity slows, leading to:
-
Fine lines and wrinkles
-
Loss of elasticity
-
Thinner skin texture
How Red Light Therapy Influences Fibroblasts
Red light therapy uses targeted wavelengths—typically 630–660 nm—that penetrate the skin and interact with mitochondria inside fibroblasts.
This process may:
-
Increase ATP (cellular energy)
-
Activate fibroblast function
-
Support new collagen formation
What Research Shows
Multiple clinical studies suggest red light therapy can:
-
Increase collagen density
-
Improve skin elasticity
-
Reduce the appearance of wrinkles over time
Results are gradual and improve with consistent treatment.
Conclusion
So, does red light therapy boost collagen?
Yes—evidence suggests it can stimulate collagen production and support healthier skin structure when used consistently at therapeutic wavelengths.