FAQ

The color comes from Copper Tripeptide-1 itself. It's normal and doesn't stain skin once absorbed.

Once a day, morning or evening, on clean, dry skin. Apply 3–4 drops, press into face and neck, then follow with your moisturizer.

Yes, just not at the same time. For example, use vitamin C or AHAs/BHAs in the morning and this serum in the evening.

Patch test on a small area 24 hours before first use, and stop using it if irritation occurs. The full ingredient list is on the product page.

Used once a day at 3–4 drops, a 20 ml bottle lasts about two months.

Within the United States only, for now.

A flat $10 per order, or free on orders of $75 or more.

Orders ship within 7 business days. Shipping is free on orders of $75 or more.

You'll get an email with a tracking link as soon as your order ships.

If you have one, enter it on the checkout page and the discount is applied before you pay.

No. For hygiene reasons, opened products can't be returned.

Contact us within 30 days of delivery. Return shipping is paid by the customer, and your refund is issued once the return arrives.

Contact support within 30 days of delivery and include a photo of the problem.

Contact support and we'll help you sort it out.