Pinealon

Pinealon is a synthetic three-amino-acid peptide primarily studied for its potential effects on brain aging and memory.

Pinealon is believed to help brain cells manage oxidative stress and support cognitive functions, although these effects are still experimental and not proven in large human trials. [Source: Peptide Dosing Protocols]

Pinealon is unusually small. At about 418 g/mol it is one of the smallest peptides used in neurological research. Khavinson's group has proposed that this small size lets Pinealon pass through cell membranes, including the nuclear membrane, and interact directly with DNA.

In plain English: most peptides plug into a receptor on the cell surface and trigger a signal from there. Pinealon is proposed to act more like a small key that slips inside the cell, reaches the nucleus, and helps switch certain genes on or off. The genes involved are linked to antioxidant defense and neuron survival.

The technical name for this proposed effect is epigenetic regulation through gene promoter binding. The leading hypothesis is that the Glu-Asp-Arg sequence binds to promoter regions and helps the cell make more of certain proteins. This mechanism is supported by preclinical work but has not been confirmed in large human trials.

Reduces reactive oxygen species: In rat cerebellar granule cells, neutrophils, and PC12 cells, Pinealon limited the buildup of reactive oxygen species under oxidative stress (Khavinson et al., Rejuvenation Research, 2011).

Modulates ERK 1/2 signaling: The same study described a delayed activation of the ERK 1/2 signaling pathway and changes in the cell cycle.

Restores dendritic spines: In a mouse hippocampal neuron model of Alzheimer's amyloid toxicity, EDR (200 ng/mL) increased mushroom dendritic spines by 71%, returning the parameter close to normal (Kraskovskaya et al., 2017). [Source: Peptide Dosing Protocols]

Provider notes: [PDP compound] pinealon