The Biophoton Question: What DNA Actually Emits

“DNA emits ultra-weak photons in the UV and visible range. This is established biophysics. Whether these biophotons serve an informational function in the way Narby proposes is untested.”

Every living cell emits ultra-weak photons, light in the UV and visible range produced as a byproduct of metabolic processes. The phenomenon was first systematically documented by Fritz-Albert Popp in the 1970s and confirmed repeatedly since. Ultra-weak photon emission from living cells is established; the claim that DNA is a main source, made by Popp's group, remains debated.

Jeremy Narby built his central hypothesis on this foundation: if DNA emits biophotons, and if the brain under ayahuasca becomes unusually sensitive to internal signals, the visionary content of the DMT state might represent perception of biophoton emission from DNA at the cellular level. The luminous, serpentine imagery consistent across shamanic traditions would be, in this account, the visual signature of DNA itself.

The hypothesis is specific enough to be tested and has not been. Cifra and Pospíšil's 2014 review in the Journal of Photochemistry and Photobiology B systematically examined biophoton research and found no evidence that biophoton emission serves a communication function in the way Narby proposes. The photons are real; their informational role is not established.

What Narby's hypothesis correctly identifies is that the brain is not a closed system, it is bathed in internally generated photons as well as receiving signals from outside. Whether this creates any pathway between cellular molecular processes and conscious experience is the genuine open question his work raises. The answer is not known. The question is legitimate.

Sources

• Popp et al., J. Photochem. Photobiol. (1992) [Source not found; under review]
• Narby, The Cosmic Serpent (1998)
• Cifra & Pospíšil, J. Photochem. Photobiol. B (2014)