How do I use Super Peptide Serum?

Apply a few drops to clean skin before moisturizer, morning or night. It layers under sunscreen in the morning and under a richer cream at night.

How long until I see results?

Peptides work gradually. Most users judge smoothing and hydration after several weeks of consistent use, not days.

Yes. It has no acids or retinol of its own, so it layers with those steps. Introduce strong actives slowly if your skin is sensitive.

The formula is simple and fragrance-light, and many sensitive-skin users tolerate it well. Patch test first if you react to copper peptides.

One 30 ml / 1 oz bottle of serum. No applicator or other items are included.

Yes. Good Molecules lists it as vegan, gluten-free and never tested on animals.

At Mercari, for $5.36, 55% under what the other stores charge, as of our latest check.

Rated 4.7 out of 5 from 630 ratings.

9 stores we checked sell it, including Mercari, Amazon, Whatnot, Ulta Beauty, Good Molecules.

$5.36at MercariChecked 1 h ago

55% under what the other stores charge

Compared across 9 stores. Prices are checked against each store and labelled with when.

It checks today's price at every store, compares the alternatives and answers in about a minute.