Calendula Serum-Infused Water Cream vs Green Microalgae Retinol Plus Regenerating Serum — Ingredient Comparison

Kiehl's Since 1851

Calendula Serum-Infused Water Cream

Serum · 32 ingredients · USA

The Kiehl's Since 1851 Calendula Serum-Infused Water Cream is a multi-miracle moisturizer infused with concentrated calendula serum.

Vegan

Algenist

Green Microalgae Retinol Plus Regenerating Serum

Serum · 37 ingredients

Green Microalgae Retinol Plus serum is a high-performance, science and plant-based product delivering visible results in reducing deep lines and wrinkles, without causing irritation.

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How these two interact

No conflicts — safe to layer

Both are Serum products.

At a glance

Vegan

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Price

$46.40

$13.10 less

$59.50

Key ingredients

Vitamin E

An antioxidant that protects the barrier and supercharges vitamin C.

Glycerin

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

Panthenol (B5)

A barrier-repairing humectant that hydrates and calms — a sensitive-skin staple.

Bisabolol

A soothing ingredient that calms redness and irritation.

Citrus Limon Peel Oil/Lemon Peel Oil

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

AHA

Geranium Maculatum Oil

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

Chamomilla Recutita Flower Oil/Matricaria Flower Oil

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

Cymbopogon Schoenanthus Oil

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

Retinol

A retinoid that speeds cell turnover to smooth texture, soften lines, and clear pores.

Salicylic Acid

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

AHA

A water-soluble acid that exfoliates the surface for smoother, brighter, more even skin.

Vitamin E

An antioxidant that protects the barrier and supercharges vitamin C.

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.

Lactic Acid (AHA)

A water-soluble acid that exfoliates the surface for smoother, brighter, more even skin.

Glycolic Acid (AHA)

A water-soluble acid that exfoliates the surface for smoother, brighter, more even skin.

Gluconolactone (PHA)

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

Panthenol (B5)

A barrier-repairing humectant that hydrates and calms — a sensitive-skin staple.

Sodium PCA

A humectant that pulls water into the skin for plumper, more hydrated skin.

Allantoin

Calms redness and smooths texture — buffers harsh actives beautifully.

Bisabolol

A soothing ingredient that calms redness and irritation.

Helianthus Annuus (Sunflower) Seed Oil

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

What it targets

Hydration

Barrier

Soothing

Antioxidant

Hydration

Barrier

Brightening

Anti-aging

Texture

Acne

Pores

Oil control

Soothing

Antioxidant