What if the secret to calmer, stronger, and younger-looking skin lay in its microorganisms? Let’s take a closer look at the key role of probiotics and prebiotics in supporting the skin microbiome and slowing down visible signs of aging.

What if the secret to calmer, stronger, and younger-looking skin lay in its microorganisms? Let’s take a closer look at the key role of probiotics and prebiotics in supporting the skin microbiome and slowing down visible signs of aging.
On the skin’s surface lives a multitude of microorganisms: bacteria, yeasts, fungi, and viruses. This invisible ecosystem, known as the skin microbiome, acts as a true shield against external aggressors (pollution, UV rays, oxidative stress).
When balanced, the microbiome helps maintain hydration, limits redness, and slows down processes that contribute to skin aging. When it’s weakened, however, skin becomes more sensitive and prone to redness, irritation, and premature fine lines.
These three terms are often confused, yet their roles in skin health are complementary. Understanding their specific actions makes it easier to see how they work together to balance the microbiome and slow aging.
Together, probiotics, prebiotics, and postbiotics help maintain healthy, hydrated, and resilient skin, better equipped to resist visible signs of aging.
Incorporating probiotics and prebiotics into a skincare routine is more than a passing trend—it’s a scientifically backed way to preserve skin’s health and balance. Their benefits appear on multiple levels, from immediate comfort to long-term prevention of premature aging.
In short, skincare enriched with probiotics and prebiotics builds more resilient, balanced, and luminous skin. As true anti-aging allies, they reinforce the epidermis and help keep it youthful and soothed against everyday challenges.
At Beau Domaine, we have integrated this new dimension of microbiome science into our formulas.
Our exclusive patented active ingredient GSM10®, derived from grapevine polyphenols, comes from three emblematic grape varieties—Grenache, Syrah, Mourvèdre—rigorously selected by Professor Teissedre, an expert in phenolic compounds.
Powerfully antioxidant, GSM10® works against oxidative stress at the cellular level. It also protects collagen and elastin fibers (anti-MMP action). In addition, it is enriched with a postbiotic, Lactobacillus paragasseri, to further strengthen skin balance and the microbiome.
This powerful duo works in synergy:
Thus, every Beau Domaine treatment does more than hydrate—it rebalances, soothes, and protects, for skin that looks smoother, softer, and more radiant.
By incorporating pre-, pro-, and postbiotics into skincare, it is possible to restore the skin’s natural microbiome balance and provide extra protection against daily stressors. Combined with powerful grape and botanical extracts, postbiotics become true allies in slowing skin aging and revealing a stronger, calmer, and more luminous complexion.