SkinMedica vs The Ordinary — side by side, no bias.
Our pick
TNS Advanced+ Serum
9/10 · SkinMedica
| TNS Advanced+ Serum | Argireline Solution 10% | |
|---|---|---|
| Brand | SkinMedica | The Ordinary |
| Category | serum | serum |
| Editor Rating | 9/10 ★ | 7.8/10 |
| Category | serum | serum |
| Texture | Thick peach-pink serum | Watery serum |
| Finish | Silky smoothing | Invisible, layerable |
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| Verdict | The US cosmetic-derm world's post-procedure gold standard. TNS — Tissue Nutrient Solution, a growth-factor complex derived from human fibroblast conditioned media — paired with signal peptides and barrier support. Clinical data on photoaging is published and serious. $295 is genuinely expensive, but the 4–6 week post-Fraxel case is exactly what this product was built for. | The single-active peptide play — 10% Acetyl Hexapeptide-8 (Argireline) in an 11-ingredient water vehicle. The peptide is famously marketed as a "topical Botox" because it inhibits the SNAP-25 protein involved in muscular contraction, and at 10% you're getting roughly the highest concentration sold at retail (most peptide complexes sit at 0.1-0.5%). Real-world results are subtle, slow, and confined to expression lines (forehead, crow's feet) — not deep static wrinkles, which need retinoids or in-office work. But at $10 for 30ml, the cost-of-experiment math works in a way Matrixyl-and-friends prestige peptide serums never do. Layers cleanly under everything: vitamin C in the AM, retinol in the PM, no incompatibilities. The minimalist 11-ingredient deck is also rare for a "functional" peptide product and reduces the irritation surface area to near zero. |
