Pinealon

What it is

Pinealon belongs to the cytogens, the synthetic short peptides of the Khavinson school. According to a review by the group, the sequence glutamic acid, aspartic acid, arginine was isolated from Cortexin, a polypeptide mixture from cerebral cortex that is used in Russia as a neuroprotective medicine. The name is therefore somewhat misleading: Pinealon sounds like pineal gland, but is a derivative of the cerebral cortex preparation.

Pinealon is promoted for mental clarity, concentration and recovery after stress. Russian occupational physicians have used it specifically in occupational groups under high strain, such as truck drivers and train drivers. In the study on locomotive crews, the workers took capsules for two weeks, after which markers of biological age and adaptability improved. The idea behind it: those who age faster because of occupational strain and unfavorable working hours should be able to counteract this with peptides.

How it is supposed to work

Like the other short peptides of the school, Pinealon is supposed to enter the cell and reach the nucleus. For Pinealon this has actually been shown with labeled molecules: in HeLa cells, the peptide was found in the cytoplasm, the nucleus and the nucleolus. In the test tube, it preferentially binds to certain DNA sections.

Measurable above all are protective effects against oxidative stress. In cerebellar nerve cells, neutrophils and PC12 cells, Pinealon limited the accumulation of reactive oxygen species and necrotic cell death, and it altered the cell cycle. Among four short peptides tested, it was the most effective in the oxygen deprivation model; the authors attribute this to activated endogenous antioxidant enzymes and dampened overexcitation via the NMDA receptor. In cortical cultures it also increased serotonin.

In old rats exposed to acute oxygen deprivation, Pinealon lowered inflammatory responses in the brain to the reference level. In 18-month-old animals it influenced behavior and messenger substances under oxygen deprivation and hypothermia. And the offspring of pregnant rats with elevated homocysteine learned better when the mother animals received Pinealon.

Alzheimer models and human nerve cells

Pinealon has received the most attention in the Alzheimer context. In mouse hippocampal neurons damaged with amyloid, the number of mature dendritic spines rose by 71 percent under Pinealon and returned to normal levels. In Alzheimer mice it prevented the loss of such spines. In nerve cells reprogrammed from skin cells of older women, it lengthened the dendrites overall by 46 percent and increased the main processes by 28 percent.

What users report

A biohacking blogger describes, in 2023, after about a month of taking capsules, subtly faster problem solving but no noticeable effect on memory, and considers Pinealon more a remedy for incipient decline than a performance boost for healthy people. The post contains affiliate links. This is a single, uncontrolled report, but it fits the study situation well: the human data come almost entirely from people with prior damage or high strain.

What the studies show

72 patients after traumatic brain injury

A Russian review from 2020 reports that Pinealon, in addition to standard therapy, improved memory, shortened and weakened headaches and increased performance in 72 patients with sequelae of brain injury and cerebrasthenia. How the patients were allocated and whether there was a comparison group is not stated in the review.

Comparison of methods with 110 participants (2016)

Myakotnykh and colleagues compared dry carbon dioxide baths, hyperbaric oxygen therapy, massage and the peptides Vesugen and Pinealon. The combined peptide administration had the strongest effect on markers of biological age; massage and peptides proved to be the safest. The abstract does not describe allocation or blinding.

Truck drivers under chronic stress (2012)

Bashkireva and Artamonova examined 150 truck drivers and 150 metalworkers. The drivers more often showed signs of psychological overload; under the bioregulator peptides, psycho-emotional scores and stress resistance improved, most clearly with Pinealon plus Vesugen. The metalworkers served as a comparison for strain, not as a placebo group.

Independent mouse experiment (2026)

Marín-Jerez and colleagues tested five longevity candidates in 5 male mice each, aged 7 months, over 8 weeks. Pinealon was the only candidate to show a trend toward better working memory, which, however, was not significant; no side effects were found. The work is a preprint that has not yet been peer-reviewed.

Where the data stop

There is no randomized, blinded study, and none is registered in ClinicalTrials.gov. The human studies are published in Russian, often use Pinealon in combination with Vesugen and measure soft endpoints such as a calculated biological age or questionnaires. The series with 72 patients is accessible only via a review by the developers. The independent mouse experiment is very small with 5 animals per group and found only a trend.

For some advertised uses, studies are missing entirely, for example for sleep quality. How much Pinealon reaches the brain after swallowing has never been measured; uptake via peptide transporters has only been made plausible by computer modeling. Whether the effects occur in healthy, young people without prior damage is open.

Status, approval and legal

Pinealon is not an approved medicine in Germany and the EU. As a food supplement it would require authorization under the Novel Food Regulation (EU) 2015/2283, which has not been granted. It is traded as a capsule product or research peptide via online retailers. It is not named on the World Anti-Doping Agency’s Prohibited List, but as a non-approved substance it falls under group S0 and is prohibited in sport at all times.

Safety

There are no systematic safety data in humans. In the comparison of methods, the peptides were among the safest procedures, and the independent mouse experiment found no side effects and no abnormal blood count. A Russian observation in 32 multimorbid patients, however, reported pro-oxidative activity and fewer blood stem cells in the blood under Pinealon and Vesugen, which was never followed up. Interactions with psychotropic drugs, antiepileptics or anticoagulants have not been studied. After a traumatic brain injury or with memory problems, the medical assessment belongs in the hands of a physician. There are no data for pregnancy and breastfeeding, and with research products, content and purity are untested.

Sources

• Khavinson et al., Molecules 2020 – EDR peptide: origin from Cortexin, mechanisms, human data (review)
• Myakotnykh et al., Adv Gerontol 2016 – comparison of geroprotection methods in 110 people
• Bashkireva and Artamonova, Adv Gerontol 2012 – peptide correction in truck drivers
• Meshchaninov et al., Adv Gerontol 2015 – Vesugen and Pinealon in 32 multimorbid patients
• Khavinson et al., Rejuvenation Res 2011 – Pinealon lowers free radicals and cell death
• Kraskovskaya et al., Bull Exp Biol Med 2017 – dendritic spines in the Alzheimer cell model
• Kraskovskaya et al., Int J Mol Sci 2024 – short peptides in induced neurons from older female donors
• Arutjunyan et al., Int J Clin Exp Med 2012 – Pinealon in prenatal hyperhomocysteinemia
• Marín-Jerez et al., bioRxiv 2026 – short-term screening of longevity candidates in mice (preprint)
• Roseland, Substack 2023 – user report on Pinealon (with affiliate links)