As we age, our skin undergoes a series of changes that can lead to the loss of elasticity, wrinkles, and age spots. One of the key drivers of these changes is a process called senescence, which refers to the permanent growth arrest of cells.
Senescence is a natural biological process in which cells stop dividing and become dormant. This process can be triggered by a variety of factors, including DNA damage, oxidative stress, and inflammation. In the context of skincare, senescence can have a profound impact on the health and appearance of our skin. As senescent cells accumulate, they can cause inflammation, reduce collagen production, and damage the skin’s natural barrier function.
These changes include wrinkles, sagging skin and age spots. The skin loses its elasticity and firmness over time due to the decrease in collagen and elastin production. Other factors such as sun exposure, smoking and stress can also contribute to the signs of aging on the skin. It is important to take steps to protect skin from these external factors in order to reduce the effects of senescence on your skin.
The skin barriers are the outermost layer of skin, and is responsible for protecting it from external irritants and maintaining hydration. Skin barriers play a crucial role in protecting it from environmental stressors such as UV radiation, pollution, and pathogens. Senescence can have a negative impact on the health of skin barriers by reducing the production of ceramides, which are essential lipids that help to maintain the barrier’s integrity. This can lead to increased water loss, dryness, and irritation.
Additionally, senescent cells can secrete pro-inflammatory molecules that further damage the skin barrier and promote inflammation and inflammaging.
Autophagy is a process in which immune cells in body (like macrophages and dendritic cells) recycle damaged or unwanted components to maintain cellular homeostasis. This process is crucial for removing senescent cells, as it allows the body to clear out these non-dividing cells and replace them with healthy ones. Autophagy also helps to clear away damaged proteins and organelles that can accumulate inside the cell over time. This process helps keep the cell healthy and functioning properly.
Studies have shown that autophagy can reduce the effects of senescence on the skin, including inflammation and loss of collagen production. In the context of skincare, autophagy can help to remove senescent cells and reduce inflammation.
Skincare products can visibly help with autophagy by providing the necessary nutrients and antioxidants that promote healthy cell turnover and reduce signs of inflammation. Skincare products that contain ingredients such as Vitamin C, Niacinamide, ceramides and peptides can help to improve texture, tone, hydration levels, and overall complexion.
In addition to senescence, our skin is constantly exposed to a variety of harmful chemicals, including air pollution, UV radiation, environmental aggressors and toxins that in turn can speed up senescence. These chemicals can activate signaling pathways that lead to inflammation, oxidative stress, and DNA damage, cause premature aging and reduced skin health. Intercepting the signaling of these harmful chemicals can help to prevent senescence and reduce inflammation and signs of aging on skin.
Preventing Signs of Senescence with “Dermohacking” Skincare
Senescence is a natural process that occurs in our cells as we age. However, external factors such as UV radiation, pollution, and smoking can accelerate this process, leading to premature aging of the skin. Fortunately, there are different ways to slow down or even prevent senescence.
One way to prevent senescence is by using skin care products that contain antioxidants. Antioxidants are compounds that can neutralize free radicals, which are molecules that can damage our cells and contribute to aging. Some commonly used antioxidants in skincare products include vitamin C, vitamin E, and coenzyme Q10 (CoQ10).
Another way to prevent senescence is by stimulating autophagy, a process by which cells break down and recycle damaged or dysfunctional components. This can help to remove senescent cells and prevent their accumulation, which can lead to age-related diseases. Skincare products containing ingredients such as retinoids, alpha-hydroxy acids (AHAs), and polyphenols have been shown to induce autophagy in skin cells.
Dermohacking
The term of dermohacking originated from the combination of dermocosmetics and biohacking. While the former refers to skincare products with proven effective active ingredients, the latter is the practice of using science and technology to improve the body’s performance.
In the case of dermohacking, the goal is to optimize skin biology and slow down processes that accelerate aging. And here come three villains (or targets):
Cellular senescence — these are cells that no longer divide, but remain alive and “bother” their neighbors. They release inflammatory substances that wear down the tissue.
Inflammaging — low-grade chronic inflammation, the kind you don’t feel, but which accelerates collagen degradation and leaves the skin more fragile.
Autophagy — the cell “recycling” system, which loses efficiency over time, making it difficult to clean damaged proteins and organelles
Preventing senescence through “dermohacking” is a growing area of interest in the skincare industry. This involves the use of skincare products that support cellular health and promote autophagy, while also providing protective benefits against harmful chemicals. Products such as creams, serums, and masks can contain ingredients like retinoids, peptides, and growth factors, which have been shown to promote cellular turnover and collagen production. Additionally, natural ingredients like green tea, aloe vera, and chamomile can provide soothing and anti-inflammatory benefits.
In addition, skincare products can intercept the signaling of harmful chemicals that can accelerate senescence. For example, some ingredients such as niacinamide and licorice extract can inhibit the production of inflammatory cytokines, which can cause cellular damage and contribute to aging.
Lastly, some skincare products are designed to “dermohack” senescence, which involves modulating the signaling pathways involved in senescence to prevent its harmful effects on the skin.
Overall, senescence is a natural process that occurs in cells with rising age, but external factors can accelerate this process. Using skincare products containing antioxidants, autophagy-inducing ingredients, inflammation inhibitors, and dermohacking agents can help to prevent signs of senescence and delay the signs of inflammatory aging.
Dermohacking and skin health
Inflammaging is a term used to describe the chronic inflammation associated with the aging process. Senescence, the process by which cells stop dividing and become dysfunctional, is a major contributor to inflammaging. Senescent cells produce a range of inflammatory cytokines, which can cause damage to surrounding cells and contribute to chronic inflammation.
“Dermohacking” senescence is a term used to describe the use of skincare products and ingredients that can help prevent or delay the accumulation of senescent cells, which can contribute to inflammaging and accelerate the aging process. By promoting cellular health and reducing inflammation, “dermohacking” senescence can help to reduce the signs of inflammaging and improve skin health.
Several cosmetic ingredient suppliers have already introduced active ingredients inspired by dermohacking principles, highlighting the industry’s growing interest in biologically targeted skincare.
https://orbisnews.com.br/dermohacking-o-futuro-do-cuidado-com-a-pele-por-cristiane-sanchez/
https://www.aveseena.com/senescence-skincare-dermohacking/
https://cosmetic-science.net/wp-content/uploads/2025/12/01Manzano.pdf
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