The Smooth Start

The Smooth Start

Youth-Boost Peptide Serum

Youth-Boost Peptide Serum

The Smooth Start

Caldera + Lab

The Smooth Start

Serum · 34 ingredients

A streamlined, once-a-day routine for a professional, polished look. Includes all you need to look smooth, clean and confident. Close shave with The Smooth, fresh face with The Clean Slate, deep hydration with The Base Layer, and refreshed eyes with The Eye Serum—for a smooth morning.

Vegan
Youth-Boost Peptide Serum

goop

Youth-Boost Peptide Serum

Serum · 45 ingredients

For youthful, healthy-looking skin, this powerful, clinically tested all-in-one Youth-Boost Peptide Serum from goop takes a 360-degree approach to target key signs of aging—firmness, elasticity, wrinkles, hyperpigmentation, texture, radiance, barrier support, and more.

Cruelty-free
Your fit

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How these two interact

No conflicts — safe to layer

Both are Serum products.

At a glance
Vegan
Cruelty-free
Price
$228
$150
$78 less
Key ingredients

Aloe Vera

Cools and hydrates irritated skin.

Vitamin E

An antioxidant that protects the barrier and supercharges vitamin C.

Glycerin

The workhorse humectant — simple, effective, and exceptionally well-tolerated.

Citrullus Lanatus (Watermelon) Seed Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Pongamia Glabra Seed Oil

A nourishing plant oil that softens skin and helps seal in moisture.

AHA

Gluconolactone (PHA)

A gentle, large-molecule exfoliant that smooths and hydrates — ideal for sensitive skin.

Niacinamide

Strengthens the barrier, controls oil, and fades dark spots — gentle and plays well with almost everything.

Hyaluronic Acid

Holds water in the skin for instant plumping and hydration.

Salicylic Acid

An oil-soluble acid that gets inside pores to clear congestion and calm breakouts.

Ceramides

Barrier lipids that seal in moisture and repair a compromised skin barrier.

Peptides

Amino-acid messengers that signal collagen production for firmer, smoother skin.

Squalane

A lightweight, biomimetic oil that softens without clogging pores — pairs perfectly with strong actives to offset dryness.

Aloe Vera

Cools and hydrates irritated skin.

Vitamin E

An antioxidant that protects the barrier and supercharges vitamin C.

Bifida Ferment

A probiotic ferment lysate that supports the skin barrier and microbiome, calming reactive skin.

Glycerin

The workhorse humectant — simple, effective, and exceptionally well-tolerated.

Salicylic Acid (BHA)

An oil-soluble acid that gets inside pores to clear congestion and calm breakouts.

Gluconolactone (PHA)

A gentle, large-molecule exfoliant that smooths and hydrates — ideal for sensitive skin.

Saccharomyces Ferment

A fermented filtrate that hydrates, brightens, and strengthens the barrier.

Coriandrum Sativum (Coriander) Fruit Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Piper Nigrum (Pepper) Fruit Oil

A nourishing plant oil that softens skin and helps seal in moisture.

AHA

Boswellia Carterii (Frankincense) Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Citrus Aurantium Dulcis (Orange) Peel Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Commiphora Myrrha (Myrrh) Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Vetiveria Zizanoides (Vetiver) Root Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Zingiber Officinale (Ginger) Root Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Ferula Galbaniflua (Galbanum) Resin Oil

A nourishing plant oil that softens skin and helps seal in moisture.

What it targets

Hydration

Barrier

Texture

Soothing

Antioxidant

Hydration

Barrier

Brightening

Anti-aging

Firmness

Texture

Acne

Pores

Oil control

Soothing

Antioxidant

Healing