Magic mushroom compound could help defend skin against premature aging

Recent research published in the journal Biochemistry and Cell Biology suggests that psilocybin, the active compound found in certain mushrooms, might help protect skin cells from premature aging caused by poor diets. The findings indicate that psilocybin provides evidence of reducing inflammation and cellular stress in skin cells exposed to high levels of sugar and fats.

Skin aging is a complex biological process influenced by a mix of genetics and environmental factors. A diet rich in sugars and fats is known to accelerate this process by increasing oxidative stress throughout the body. Oxidative stress occurs when harmful, highly reactive oxygen molecules damage healthy cells and degrade structural proteins. This type of damage can weaken the skin over time, leading to visible signs of aging like wrinkles and a loss of elasticity.

When specialized skin cells called fibroblasts are exposed to excess glucose and lipids, they can become severely damaged. Fibroblasts are the primary cells responsible for generating the structural framework of human tissues, including the production of collagen. Over time, metabolic stress from a poor diet can push these cells into a state of cellular senescence. This means the cells stop dividing and growing, but they do not die off completely, which heavily contributes to tissue aging.

This state of cellular suspension causes the skin to lose its youthful bounce and structural integrity. The metabolic stress also triggers a state of chronic, low-grade inflammation, which further degrades the skin’s supportive proteins. Finding ways to protect fibroblasts from these specific dietary stressors could offer new paths to delay the physical signs of aging.

Psilocybin is a naturally occurring compound that interacts with serotonin receptors in the human body. It is primarily known for its psychological effects on the brain. However, these specific serotonin receptors are also present in other bodily tissues, including human skin fibroblasts. Past research indicates that psilocybin possesses potent anti-inflammatory properties, prompting scientific interest in its potential outside of mental health applications.

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A research team led by Farzaneh Norouzkhani at the University of Lethbridge in Canada designed an experiment to explore how psilocybin might influence skin cells under intense dietary stress. They wanted to evaluate if the compound’s antioxidant and anti-inflammatory characteristics could defend fibroblasts against the damage typically caused by high glucose and high fat levels.

To test their ideas, the scientists utilized a widely used line of human skin cells known as BJ-5ta fibroblasts. They grew these cells in a laboratory setting, strictly standardizing the environment to observe the specific effects of different chemical treatments. The researchers established an aging model by exposing the fibroblasts to a solution containing 25 millimoles per liter of glucose and 400 micromoles per liter of palmitic acid for 48 hours. Palmitic acid is a common fatty acid found in many foods, and in high concentrations, it is known to cause cellular damage.

This high-sugar and high-fat environment was specifically designed to mimic the cellular stress of a severe metabolic condition. These metabolic conditions are known to speed up aging in human tissues by damaging cellular components. The scientists then tested the effects of psilocybin under two different experimental timelines to assess both prevention and repair.

In the co-treatment condition, they applied 10 micromoles per liter of psilocybin at the exact same time as the high-sugar and high-fat solution to see if it could prevent damage. In the post-treatment condition, the researchers waited until the cells had been stressed for 48 hours before applying 15 micromoles per liter of psilocybin. This second setup was designed to see if the compound could repair existing cellular damage. Every experiment was repeated three times in the laboratory to ensure accuracy and reliability.

The research team measured several different indicators of cellular health, starting with overall cell viability and rates of cell survival. They found that exposing the fibroblasts to the high-sugar and high-fat environment predictably reduced cell survival and increased signs of premature aging. Both the co-treatment and post-treatment with psilocybin helped preserve the overall viability of the fibroblasts.

The psilocybin treatments also tended to reduce the activity of beta-galactosidase, a specific enzyme that serves as a common biological marker for cellular senescence. Beta-galactosidase is an enzyme that accumulates in aging cells. By measuring its activity, scientists can estimate how many cells in a sample have entered a senescent, non-dividing state. By reducing this specific enzyme’s activity, the results suggest that psilocybin helped prevent the skin cells from entering a permanently arrested, aging state.

The authors also looked at a biological mechanism called apoptosis. Apoptosis is a programmed process of cell death that occurs when cells are damaged beyond repair or simply no longer needed. The high-sugar and high-fat conditions significantly increased apoptosis among the stressed fibroblasts.

The co-treatment with 10 micromoles per liter of psilocybin slightly but measurably decreased this accelerated rate of cell death. Applying psilocybin alone to healthy cells caused a small increase in cell death, hinting that dosage levels require exact tuning to avoid unwanted toxicity. This observation suggests that while the compound has protective qualities under stress, it must be applied in highly specific amounts.

The scientists also evaluated how the various treatments affected the cell cycle. The cell cycle is the orderly series of phases a cell goes through to grow, duplicate its internal components, and divide. The metabolic stress disrupted this natural cycle, abnormally trapping many cells in a specific phase where DNA synthesis occurs, known as the S-phase. Being trapped in this phase suggests the cells were struggling to complete basic life functions and were heading toward premature senescence.

Co-treatment with psilocybin appeared to restore a much more normal cell cycle distribution. This effect allowed the fibroblasts to resume standard growth patterns. By balancing the cell cycle, the compound provides evidence of helping skin cells maintain their normal, healthy functions despite a stressful environment.

The researchers also measured the expression of genes responsible for creating structural proteins. The high-sugar and high-fat treatment severely suppressed the genes responsible for producing collagen and elastin. These two proteins are entirely necessary for maintaining skin flexibility and structural strength. When psilocybin was applied at the exact same time as the dietary stressors, it significantly increased the expression of the elastin gene.

The research team also measured the activity of genes associated with driving inflammation in the body. They discovered that the metabolic stress massively increased the expression of several inflammatory genes in the fibroblasts. Applying 15 micromoles per liter of psilocybin after the stress had occurred successfully reduced the expression of genes known as IL-1 beta, IL-6, and COX-2.

These specific genes direct the production of inflammatory signaling proteins in the body. Reducing their activity suggests a notable calming effect on the tissue environment. This anti-inflammatory action likely helps protect surrounding skin cells from collateral metabolic damage.

Finally, the team conducted a specialized wound healing assay in their cell cultures. This test involved purposefully scratching a connected layer of cells in a culture dish and measuring how quickly the surrounding cells migrated to fill the empty gap. The metabolically stressed cells were noticeably slower to heal the artificial wound. The psilocybin treatments showed a tendency to encourage faster cell migration, but the improvements in wound healing were not statistically significant compared to the control group.

Because this research was conducted on isolated cells in a laboratory dish, the findings cannot be directly applied to living humans. This type of testing, known as in vitro research, is an early step in understanding complex biological mechanisms. It lacks the complicated, interacting variables of a whole, living biological system. The exact way psilocybin might be absorbed and processed by actual human skin remains entirely unknown.

Another notable limitation involves the exact mechanisms behind the observed cellular changes. The scientists suspect that psilocybin directly interacts with specific serotonin receptors on the fibroblasts, but they did not test this theory directly. Future research will need to intentionally block these specific receptors to see if the protective effects disappear. Taking that step would help confirm exactly how the compound works at a microscopic cellular level.

The research team also noted the need to compare psilocybin with established antioxidants and well-known anti-aging treatments. Testing the compound alongside common skincare ingredients, such as vitamin C or retinoids, would help identify its comparative effectiveness in a clinical setting. Future studies might also look at actual protein levels produced by the cells instead of just looking at genetic markers. This approach would provide a much more complete picture of the physical inflammatory response.

Exploring different types of metabolic stress and longer chemical exposure times could further reveal how psilocybin acts over extended periods. Clinical applications in the field of dermatology are still a long way off. This potential treatment will require extensive safety and dosing studies in animal models and formal human trials. Uncovering these specific details will help determine if topical formulations of psilocybin could eventually become a practical option for preventing age-related skin damage.

The study, “Psilocybin alleviates high-glucose and high-lipid-induced skin aging in BJ5Ta fibroblasts,” was authored by Farzaneh Norouzkhani, Esmaeel Ghasemi Gojani, Bo Wang, DongPing Li, Salma Shujat, Aadarsh Shrestha, Rocio Rodriguez-Juarez, Olga Kovalchuk and Igor Kovalchuk.