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Frequently Asked Questions

Composition, use, results, certifications: all the answers about ExoBlanc™, straightforwardly.

— Composition & Formula

What is the actual concentration of PDRN?

500 ppm (0.050% WT), certified by the MSDS signed by the CEO of Meso Pharm Co., Ltd. (10/08/2024). The PDRN (Sodium DNA) is cosmetic grade, compliant with European requirements.

Where do exosomes come from? Are they of human origin?

No. ExoBlanc™ exosomes are plant-derived, from Rosa Damascena (Damask Rose) at 500 ppm. These are extracellular vesicles that carry repair signals to cells — with no human or animal components.

Does the mask contain parabens?

No. The preservative system is based on Phenoxyethanol (0.020%) and Chlorphenesin (0.040%) — paraben-free. The formula is also free of drying alcohol. The only fragrance is 0.01% lavender essential oil (naturally containing 0.005% linalool and traces of coumarin).

Why is Niacinamide at 2% and not 10%?

ExoBlanc™ is a recovery and regenerating treatment, not an active corrector. At 2%, niacinamide strengthens the skin barrier and provides radiance without risking irritation—especially on skin already weakened by strong actives. A 10% dosage would be counterproductive in this SOS formula.

Is Argireline effective in ExoBlanc™?

Let's be transparent: Argireline (Acetyl Hexapeptide-8) is present at 0.030% in the formula. This is below the concentrations used in clinical studies. We do not claim any "Botox-like effect." It is included as a supplement, not as a primary active ingredient. Our true anti-aging actives are PDRN and exosomes.

— Usage

How long should the mask be left on?

20 to 30 minutes. The soothing effect is immediate. To maximize the absorption of PDRN and exosomes, 30 minutes is ideal. Do not exceed 40 minutes (the mask dries out and may start to reabsorb moisture).

Can it be used after a peel or laser?

Yes, it is even one of its primary uses. Wait 24 to 48 hours after treatment (depending on the practitioner's advice), then use ExoBlanc™ daily for 3 to 5 days. The pH 6.1 and alcohol-free formula are gentle on post-treatment skin.

How often do you use it?

Intensive phase (recovery or anti-aging): 2–3 masks/week for 4–8 weeks.
Maintenance: 1 mask/week.
Occasional SOS: 1 mask as soon as skin is irritated or tired.
Glass skin effect: 1 mask the day before an event for an immediate glow.

How to combine ExoBlanc™ with retinol?

Alternate days. Retinol Monday/Wednesday/Friday, ExoBlanc Tuesday/Thursday/Saturday. Do not apply the mask on the same night as retinol. Full details on our Combining with your actives page.

— Results & anti-aging

When do we see the first results?

Immediate (20 min): soothing, hydration, glow.
1–2 weeks: refined skin texture, more even complexion.
4 weeks: softened expression lines, smoothed texture, beginning of a glass skin effect.
8 weeks (treatment course): improved skin density, firmness, lasting radiance.

Where does the figure "+30% collagen" come from?

This figure comes from published clinical studies on PDRN as an active ingredient, not from a specific test on ExoBlanc™. The exact wording is: "PDRN is associated with +30% collagen synthesis in clinical studies." Individual results may vary. We never claim this figure as a guaranteed result of the mask.

Is the product tested on animals?

No. Certificate of non-animal testing signed by the CEO and QC Manager of Meso Pharm (27/09/2024). However, we do not have third-party certification (Leaping Bunny, PETA). We state "not animal tested", never "certified cruelty-free".

— Certifications & trust

What certifications does ExoBlanc™ have?

ISO 22716 (Cosmetics GMP) — certificate GSC-1018-CG, valid until November 2027.
CPNP — European notification no. 5094089, registered on 15/04/2025.
CPSR Part B — safety assessment by Božena Valentova.
COA — pH 6.1, stability confirmed for 36 months.
EU Responsible Person: YJN PL SP.Z O.O.

— Purchase & Warranties

What's the warranty?

30-day money-back guarantee. If ExoBlanc™ isn't right for you, we'll give you a full refund — no questions asked. 24-hour delivery. Pay in 3 interest-free installments with Klarna.

Which format should I choose?

Single Unit (€9.90) — To discover. 1 mask × 30 ml.
Box Set (€34.90) — 5 masks. The ideal size for a 2–3 week routine.
Treatment (€59.90) — 2 boxes + 1 free mask (11 masks). Best value for money.