WellDerma G Plus Niacin NMN Peptide Ampoule — Efficacy 3.4/5.0, Safety 4.6/5.0 | DemythSkin
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[ DemythSkin Verdict ]
WellDerma G Plus Niacin NMN Peptide Ampoule
WellDerma

WellDerma G Plus Niacin NMN Peptide Ampoule

SerumBrightening
Efficacy
Basic
3.4 / 5.0
Safety
Safe
4.6 / 5.0
System Verdict
This is a straight-up niacinamide workhorse in a glowy, cosmetically pretty base — solid function, heavy marketing fluff. The claimed 10% niacinamide sitting high in the INCI gives real brightening, oil-regulation, and barrier-support potential, but the formula is otherwise a very simple humectant-and-thickener system with no additional high-evidence treatment actives; the peptides and NMN in the name are marketing, not supported by the verified INCI. The base of water plus multiple humectants (glycerin, glycereth-26, butylene glycol, methylpropanediol) should provide good hydration and help the niacinamide spread evenly, while mica and titanium dioxide mainly add instant optical radiance rather than long-term skin change. Overall efficacy is driven almost entirely by a single well-studied active at a plausible high concentration, with no synergy from other proven actives, so it earns a good but not elite score.
Active Ingredients Detected
A Tier: Good BasicsProven Results
niacinamide (10%)glycerin
B Tier: Supporting IngredientsPromising Ingredients
glycereth-26calcium alginategellan gumagar
What Each Ingredient Does
water
solvent and formula base
niacinamide (10%)
brightening and barrier support active
glycerin
primary humectant for hydration
glycereth-26
humectant and slip enhancer
methylpropanediol
solvent and penetration booster
butylene glycol
humectant and texture modifier
mica
gives cosmetic sheen and glow
titanium dioxide
Pigment / opacifier in this formula — not acting as a UV filter.
calcium alginate
gelling and film-forming agent
gellan gum
thickener and stabilizer
agar
gelling agent and stabilizer
1,2-hexanediol
solvent and co-preservative
phenoxyethanol
preservative
caprylyl glycol
emollient and co-preservative
Full Ingredient List (INCI)

water, niacinamide (10%), glycerin, glycereth-26, methylpropanediol, butylene glycol, mica, titanium dioxide, calcium alginate, gellan gum, agar, 1,2-hexanediol, phenoxyethanol , caprylyl glycol, etc

Frequently Asked

Is WellDerma G Plus Niacin NMN Peptide Ampoule worth it?

WellDerma G Plus Niacin NMN Peptide Ampoule scores 3.4 out of 5.0 for efficacy (Basic) and 4.6 out of 5.0 for safety (Safe) on DemythSkin's independent ingredient analysis. This is a straight-up niacinamide workhorse in a glowy, cosmetically pretty base — solid function, heavy marketing fluff. The claimed 10% niacinamide sitting high in the INCI gives real brightening, oil-regulation, and b

What are the key active ingredients in WellDerma G Plus Niacin NMN Peptide Ampoule?

WellDerma G Plus Niacin NMN Peptide Ampoule contains no gold-standard actives — its formula is built on supporting and base ingredients rather than clinically transformative actives.

Does WellDerma G Plus Niacin NMN Peptide Ampoule contain fragrance or known irritants?

DemythSkin's analysis found no flagged irritants in WellDerma G Plus Niacin NMN Peptide Ampoule. It scores 4.6 out of 5.0 for safety.

How is WellDerma G Plus Niacin NMN Peptide Ampoule scored?

DemythSkin grades every product on two independent axes: efficacy (whether the ingredients have clinical evidence of working) and safety (irritation and sensitisation risk). Ingredients are classified S through D against a database of over 3,000 compounds. No brand pays for a score.

Analyze on DemythSkin →

Analysis last updated: 2026-09-12. DemythSkin is an independent ingredient analyzer. Scores are computed by a deterministic rubric from published clinical evidence — no brand pays for a score.