Blue Hour Serum

The look of bounce by morning. Comfortable skin.

Blue Hour Serum

$30.00

30ml / 1 fl oz

Skin looks bouncier and more comfortable by morning.

Blue Hour is dusk, when the night routine starts.

Only Child Blue Hour Serum at the bathroom mirror

These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.

At night, after toner or essence, apply one pump and follow with moisturizer.

Only Child — thoughtfully formulated (evening care aesthetic)

Blue Hour Serum FAQ

What is Blue Hour Serum?

Blue Hour Serum is Only Child’s night serum with 1% copper peptide (GHK-Cu), niacinamide, bifida ferment lysate, and centella. It is a cosmetic leave-on serum designed for skin that looks bouncier and more comfortable by morning.

What does 1% copper peptide (GHK-Cu) mean in this formula?

Blue Hour is built around 1% GHK-Cu, also called copper peptide or copper tripeptide-1 — an ingredient used in cosmetic formulas for the appearance of firmer, bouncier-looking skin.

How do I use Blue Hour Serum?

At night, after toner or essence, apply one pump to clean skin and follow with moisturizer. Use as part of your evening routine.

What other ingredients are in Blue Hour Serum?

Alongside 1% GHK-Cu, Blue Hour includes niacinamide for the look of even tone and refined pores, bifida ferment lysate for the look of a comfortable moisture barrier, and centella to help skin feel soothed.

Is Blue Hour Serum a night serum?

Yes. Blue Hour is designed as a night serum — one pump in the evening after toner or essence, then moisturizer.

What size is Blue Hour Serum and how much does it cost?

Blue Hour Serum is 30ml / 1 fl oz and is priced at $30 USD. Free US shipping is offered on orders over $50.

Can I use Blue Hour with other skincare products?

Blue Hour is meant to layer after toner or essence and before moisturizer. Introduce one new product at a time and patch test if your skin is reactive. This is cosmetic skincare, not a medication.

Does Blue Hour Serum treat medical skin conditions?

No. Blue Hour Serum is a cosmetic product. Statements have not been evaluated by the FDA. It is not intended to diagnose, treat, cure, or prevent any disease.

Blue Hour Serum

Blue Hour Serum

$30.00