Bioactive Microbiome⎪Prebiotic Ferment Serum - 30ml
The smart serum that restores the skin's natural balance and strengthens its defenses.
✓ Bioactive prebiotic
✓ Balanced microbiome
✓ Intensely hydrates
✓ Soothes redness
*99% natural origin - 10% organic origin - YUKA = 86/100
Learn more
Learn more
Active ingredients
Active ingredients
Benefits
Benefits
Skin types
Skin types
INCI
INCI
Application tips
Application tips
Secure payment
Secure payment
We guarantee the full payment of your payments via: AmericanExpress, Apple Pay, Visa & Mastercard, PayPal & Shoppay
Deliveries and returns
Deliveries and returns
DELIVERY - FEDEX Europe & International Carrier
Metropolitan France:
- Standard delivery: 4 days (excluding weekends and public holidays).
- Price: €4.90
- Free delivery for purchases over €59
Belgium, Sweden, Austria, Netherlands, Denmark, Luxembourg, Finland, Latvia, Estonia and Lithuania:
- Standard delivery: 4 days (excluding weekends and public holidays).
- Price: €4.90
- Free delivery for purchases over €59
UNITED STATES :
- Standard delivery: 2 to 4 days (excluding weekends and public holidays)
- Price: USD 4.75
- Free delivery for purchases over €59
Spain, Italy, Portugal:
- Standard delivery: 8 days (excluding weekends and public holidays)
- Price: €8.23
- Free delivery for purchases over €59
RETURNS
- You can return your items provided that the products have not been used or opened.
- Return possible within 90 days
- Please send us an email to contact@atelierhanloe.com
Customer Service
Customer Service
Customer service available 7/7 by email at: contact@atelierhanloe.com
Recycling
Recycling
Balanced skin is vibrant skin. This bioactive treatment acts like a caring ecosystem: it soothes, strengthens, and revives skin vitality from the very first days.
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+73% skin microbiome balance in 7 days¹
¹ Clinical study – Lactobacillus Fermentation Lysate (rebalancing the microbiome)
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–48% dryness and irritation²
² In vivo study – Postbiotics / Sodium PCA / Glycerin (barrier reinforcement)
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+62% immediate hydration³
³ Corneometric study – Double molecular weight hyaluronic acid
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95% of users notice more balanced, supple and resilient skin⁴
⁴ Self-assessment on a panel of 30 volunteers after 14 days of daily use.
FAQ - BIOACTIVE MICROBIOME SERUM
Who is this serum for?
For women and men aged 30–60 who are prone to discomfort , redness, tightness, dull complexion or imbalance (seasonal changes, stress, overactive skincare). Objective: to rebalance the microbiome , soothe and revive radiance.
What visible benefits can I expect?
Strengthened and less reactive skin barrier .
Soothes redness and feelings of heat.
Long-lasting hydration (HA + Sodium PCA) and supple skin.
Clearer and brighter complexion thanks to the balance of the microbiome.
How does it work on the microbiome?
The jelly combines prebiotics and Lactobacillus Ferment Lysate (postbiotic) to nourish good bacteria , limit imbalances and optimize the skin's natural defenses . Result: more resistant and less reactive skin.
What are the key assets?
Lactobacillus Ferment Lysate : Soothing postbiotic, microbiome support.
Prebiotics (plant complex): food for good bacteria.
Hyaluronic acid (high & low weight) + Sodium PCA : multi-level hydration, plumping.
Glycerin : water sensor, immediate comfort.
Algin/Cellulose Gum : fresh gel texture, light protective film.
Vitamin E/natural antioxidants *: oxidative protection.
*Based on overall composition, without added retinol or harsh acids.
Is it suitable for sensitive, combination or blemish-prone skin?
Yes. Ultra-light, non-greasy, non-occlusive gel texture . Suitable for sensitive and combination skin; useful in a repair routine after strong active ingredients (concentrated vitamin C, retinol-like, AHA/BHA).
How do I integrate it into my routine?
Morning and/or evening on clean skin: 3–4 drops on face and neck . Leave to penetrate for 30–60 seconds. Continue with your cream and then, in the morning, an SPF 30+ . Ideal as a 4 to 6 week treatment .
Which assets should it be combined with?
Perfect as a soothing base under:
- Vitamin C (morning) for radiance,
- Peptides/Collagen (day) for firmness,
- Bakuchiol/retinol-like (evening) for regeneration.
Avoid layering too many thick gels to prevent pilling .
When will I see results?
From 48 hours : increased comfort, less heated skin.
2–3 weeks : redness visibly reduced , more regular grain.
6 weeks : reinforced skin barrier, lasting radiance.
What about scent and sensitivities?
Light formula with fragrance and essential oil (Pogostemon Cablin/patchouli) dosed for facial cosmetics. In case of very reactive skin, test on the crease of the elbow 24 hours before use.
Your commitments
COSMOS Natural – Ecocert certified, 99% natural origin , 10% organic , vegan , recyclable packaging.
The perfect combination of scientific innovation and the purity of natural active ingredients to reveal beauty at any age.
Effective and safe formulas, developed with rigorously selected ingredients to respect your skin and the environment.
Care designed to support your skin over time, with visible and lasting results.
Products designed and manufactured according to the most demanding quality standards, a guarantee of safety and efficiency.
