Bestsellers

The products our customers come back for. Copper-peptide creams, eye treatments and serums that have kept people buying for decades — and the ones our reviews keep singling out.

9 products

Frequently Asked Questions

What are Osmotics’ best-selling products?

Our most-repurchased heroes: Firming Elasticity Repair, PRIME Face, the Under Eye Rejuvenator, PRIME Eye and Nécolleté.

Which bestseller should I start with?

Firming Elasticity Repair — our number-one copper peptide firming cream and the easiest place to begin.

Why are these the bestsellers?

They are the formulas customers come back for — clinically dosed copper peptides that deliver visible results, with thousands of verified reviews behind them.

What is the best-selling face cream?

Firming Elasticity Repair for everyday firming across all skin types, or PRIME Face for deep lines and mature, drier skin.

What is the best-selling eye treatment?

The Under Eye Rejuvenator for dark circles and puffiness, and PRIME Eye for wrinkles and hooded lids.

What is the best-seller for the neck and chest?

Nécolleté — a peptide neck and chest cream for crepey skin, creases and sun discoloration below the jaw.

Are the bestsellers good for beginners?

Yes — they are the most proven, foolproof place to start. If you would like a routine built for you, take the skin quiz.

Do the bestsellers come in sets?

Yes — see Sets & Regimens for curated routines built around the hero products, priced below buying individually.

Are the bestsellers suitable for sensitive skin?

Most are built on gentle peptides that suit reactive skin; patch test first if your skin is very reactive.

Do you offer free shipping and returns?

Yes — free shipping on every order with no minimum, and a 30-day, no-questions-asked return guarantee.