The science
The two actives carrying this gel-cream's soothing claim have the strongest evidence in it, and both are placed to work. Niacinamide at fifth position — behind only water, squalane, glycerin and the gelling polymer — is consistent with the two-to-five-percent range in which topical niacinamide has repeatedly been shown, in controlled trials, to reduce sebum output, improve barrier function by increasing ceramide synthesis, and lessen blotchiness and the appearance of pores; it is also one of the few actives with good evidence in rosacea-prone and reactive skin. Centella asiatica supplies the second mechanism. In their 2013 review in Postępy Dermatologii i Alergologii, Bylka and colleagues summarised the plant's pentacyclic triterpenes — asiaticoside, madecassoside, asiatic and madecassic acids — and their documented effects on fibroblast proliferation, collagen and fibronectin synthesis, and suppression of the inflammatory phase in wounds and hypertrophic scars, alongside its use in photoaged skin. The gel-cream delivers centella as 'leaf vesicles' in glycerin and pentylene glycol, an encapsulated format intended to improve the triterpenes' delivery into the upper epidermis; the concentration is not disclosed, and in a cosmetic the realistic effect is calming of redness and support for barrier recovery rather than the wound-healing outcomes of the medical literature.
The lipid design is the quiet strength. Squalane at second position gives a water-gel a skin-identical emollient — the hydrogenated form of the squalene in human sebum — that spreads thinly, does not oxidise and does not feed Malassezia, which is why the list reads as fungal-acne-safe despite carrying real lipid. Ceramide NP near the end supplies a single stratum-corneum ceramide at a supporting level; the niacinamide's stimulation of the skin's own ceramide production is likely the larger contributor to the barrier claim. Sodium hyaluronate and glycerin cover humectancy.
The peptides are the least evidenced element and the one the marketing gets wrong. The list contains acetyl hexapeptide-8 (Argireline) with palmitoyl tripeptide-1 and palmitoyl tetrapeptide-7 (Matrixyl 3000), carried in an edelweiss callus-culture extract; the page claims Matrixyl Synthe'6, whose active is palmitoyl tripeptide-38 and which is absent. The supplier data for the peptides present describe modest wrinkle-depth changes over two to three months at defined blend concentrations, and at mid-list inside a carrier they are a supporting element. Edelweiss callus extract is marketed on leontopodic acid's antioxidant activity with limited independent data. The colour-correcting pigments — mica, titanium dioxide, chromium oxide green — have no biological effect; their contribution is optical and lasts as long as the product does.
References 1 ShowHide
- Centella asiatica in cosmetology — Postępy Dermatologii i Alergologii (2013)