Skincare ingredient guide for acne-prone, sensitive skin

Your skincare works best when you understand what’s inside it. This ingredient guide breaks down the science behind the formulas – from breakout-fighting acids to barrier-strengthening hydrators.

Ingredients starting with A

azelaic acid

azeliac acid

Targets: Breakouts, redness, post-blemish marks, excess oil, uneven tone

A multitasking acid that quietly fixes a lot of skin drama at once. Azelaic acid helps calm inflammation, reduce redness, balance sebum and fade marks left behind by breakouts. It’s powerful but surprisingly gentle, making it ideal for acne-prone and sensitive skin.
Found in:

CLOUD MILK

azelaic acid

Ingredients starting with B

bha acid (salicylic acid)

bha acid (salicylic acid)

Targets: Clogged pores, breakouts, blackheads, excess oil

BHA (beta-hydroxy acid) is an oil-soluble exfoliant that can dive deep into pores to dissolve excess oil and buildup. It helps unclog pores and smooth texture while also calming inflammation. This makes it especially effective for breakout-prone skin.
Found in:

CLOUD WATER

bha acid (salicylic acid)

bioidentical lipids

bioidentical lipids

Targets: Barrier damage, dryness, irritation, sensitivity

Bioidentical lipids are fats that mimic the ones naturally found in your skin barrier. Because they match your skin’s own structure, they help repair dryness, irritation and barrier damage more effectively. Think of them as rebuilding the protective layer that keeps skin calm and hydrated.

bioidentical lipids

Ingredients starting with C

Green Centella leaves on a foggy glass surface

centella

Targets: Redness, irritation, stressed skin, barrier repair

Centella asiatica, also known as cica, is a legendary soothing ingredient used for centuries to calm stressed skin. It helps reduce redness, support healing and strengthen the skin barrier. Perfect for skin that feels irritated, reactive or breakout prone.
Found in:

ALL PRODUCTS

centella

centella pdrn

centella pdrn

Targets: Skin repair, irritation, redness, barrier recovery

Centella PDRN pairs calming centella with regenerative DNA fragments that help support skin repair. This combination helps skin recover faster from irritation, breakouts and barrier stress. It’s like hitting the reset button for compromised skin.

centella pdrn

ceramides

ceramides

Targets: Barrier damage, dryness, dehydration, sensitivity

Ceramides are one of the key building blocks of your skin barrier. They act like glue between skin cells, helping skin retain moisture and defend against irritants. Replenishing ceramides helps keep skin resilient, hydrated and comfortable.
Found in:

CLOUD GLAZE

CLOUD BARRIER

MOON BALM

CLOUD WASH

ceramides

Ingredients starting with E

ectoin

ectoin

Targets: Environmental stress, dehydration, barrier support

Ectoin is a protective molecule originally discovered in microorganisms that survive extreme environments. In skincare it helps defend the skin from pollution, UV stress and dehydration while strengthening the barrier. Think of it as resilience for your skin.
Found in:

CLOUD BARRIER

ectoin

Close-up of water droplets on a glass surface

electrolytes

Targets: Dehydration, dullness, skin fatigue

Electrolytes such as magnesium and potassium help maintain the skin’s hydration balance. They support optimal moisture levels and help tired or dehydrated skin recover faster. This keeps skin feeling fresh, plump and energized.
Found in:

CLOUD MIST

electrolytes

Ingredients starting with G

A close-up abstract view of transparent bubble-like droplets in a pale warm beige background.

glycerine

Targets: Dehydration, dryness, compromised barrier

Glycerine is a classic hydration hero and one of the most reliable humectants in skincare. It pulls water into the skin and helps keep it there, leaving skin soft, smooth and plump. It also helps support a healthy skin barrier.
Found in:

CLOUD WASH

CLOUD MILK

CLOUD JELLY

CLOUD GLAZE

glycerine

green tea

green tea

Targets: Redness, inflammation, excess oil, environmental stress

Green tea is rich in antioxidants that help protect skin from environmental stress. It also has calming and oil-balancing properties that benefit acne-prone or irritated skin. The result is clearer, calmer skin over time.
Found in:

CLOUD GLAZE

CLOUD WATER

CLOUD SCREEN

green tea

guaiazulene

guaiazulene

Targets: Redness, irritation, sensitivity

Guaiazulene is a soothing blue compound derived from chamomile. Known for its strong calming properties, it helps reduce visible redness and irritation. It’s especially helpful for sensitive or easily reactive skin.
Found in:

MOON BALM

guaiazulene

Ingredients starting with H

heartleaf

heartleaf

Targets: Targets: Redness, breakouts, irritation

Heartleaf, also known as Houttuynia cordata, is a calming botanical popular in Korean skincare. It helps soothe redness, reduce inflammation and support acne-prone skin without clogging pores. A great ingredient for sensitive or reactive skin types.
Found in:

CLOUD GLAZE

CLOUD BARRIER

heartleaf

hyaluronic acid

hyaluronic acid

Targets: Dehydration, dryness, fine dehydration lines

Hyaluronic acid is a powerful moisture magnet that can hold up to 1000 times its weight in water. It hydrates the skin deeply while keeping formulas lightweight and comfortable. The result is plump, bouncy and well-hydrated skin.
Found in:

CLOUD MILK

CLOUD WATER

CLOUD JELLY

CLOUD GLAZE

hyaluronic acid

hydrocolloid

hydrocolloid

Targets: Active pimples, inflammation, skin picking

Hydrocolloid is the technology behind pimple patches. It absorbs excess fluid from a breakout while protecting the area from bacteria, dirt and picking. This helps pimples heal faster and reduces the risk of scarring.
Found in:

CLOUD PATCH

MOON PATCH

hydrocolloid

Textured white surface with water droplets

hypochlorous acid

Targets: Redness, irritation, breakouts, compromised skin

Hypochlorous acid is a molecule naturally produced by your immune system to fight bacteria. In skincare it helps calm irritation, balance the skin microbiome and support healing. It’s especially useful for sensitive or breakout-prone skin.
Found in:

CLOUD MIST

hypochlorous acid

Ingredients starting with L

licorice

licorice

Targets: Hyperpigmentation, redness, uneven tone

Licorice root is known for its brightening and anti-inflammatory properties. It helps calm redness while gradually fading dark marks and uneven tone. A gentle option for improving overall skin clarity.
Found in:

CLOUD GLAZE

CLOUD WATER

licorice

Ingredients starting with M

madecassoside

madecassoside

Targets: Redness, irritation, barrier repair

Madecassoside is a powerful soothing compound derived from centella. It helps calm inflammation, support healing and strengthen the skin barrier. Ideal for irritated or stressed skin.
Found in:

CLOUD BARRIER

CLOUD SCREEN

CLOUD PATCH

MOON PATCH

madecassoside

Ingredients starting with N

White bubbles on a white background

niacinamide (vitamin b3)

Targets: Breakouts, enlarged pores, redness, uneven tone

Niacinamide is a multitasking vitamin that supports healthier, more balanced skin. It helps regulate oil production, strengthen the barrier and calm inflammation while improving overall tone and texture.
Found in:

CLOUD JELLY

CLOUD SCREEN

CLOUD WASH

CLOUD WATER

niacinamide (vitamin b3)

nmf (natural moisturising factors)

nmf (natural moisturising factors)

Targets: Dehydration, dryness, compromised barrier

Natural Moisturising Factors are compounds naturally present in healthy skin that keep it hydrated and flexible. Replenishing them helps skin hold onto moisture and maintain a healthy barrier.

nmf (natural moisturising factors)

Ingredients starting with O

Close-up of a clear, glossy liquid with visible oatmeal flakes and small bubbles, suggesting a skincare or cosmetic ingredient texture shot.

oat extract

Targets: Irritation, dryness, sensitivity

Oat extract is one of the most soothing ingredients in skincare. It helps calm irritation, strengthen the barrier and relieve dry or itchy skin. A go-to for sensitive or stressed skin.
Found in:

CLOUD SCREEN

CLOUD BARRIER

oat extract

Ingredients starting with P

panthenol (vitamin b5)

panthenol (vitamin b5)

Targets: Irritation, dehydration, barrier repair

Panthenol is a hydrating and calming vitamin that helps skin recover from irritation. It supports barrier repair while keeping skin soft and comfortable.
Found in:

CLOUD GLAZE

CLOUD BARRIER

CLOUD JELLY

panthenol (vitamin b5)

polyglutamic acid

polyglutamic acid

Targets: Dehydration, dryness, dullness

Polyglutamic acid is a next-generation hydrator that helps skin retain moisture even more effectively than hyaluronic acid. It forms a lightweight moisture-locking film that leaves skin smooth, bouncy and hydrated.
Found in:

CLOUD GLAZE

polyglutamic acid

Ingredients starting with R

retinol

retinol

Targets: Acne, uneven texture, fine lines

Retinol is a vitamin A derivative that helps speed up skin cell turnover. Over time it can smooth texture, improve acne and reduce the appearance of fine lines.
Found in:

MOON BALM

retinol

Ingredients starting with S

sodium pca

sodium pca

Targets: Dehydration, dryness

Sodium PCA is a natural component of the skin’s hydration system. It works as a humectant that draws water into the skin to keep it hydrated and comfortable.
Found in:

CLOUD BARRIER

sodium pca

spf (sun protection factor)

spf (sun protection factor)

Targets: Sun damage, hyperpigmentation, premature aging

SPF protects skin from UV radiation, which can worsen breakouts and slow the healing of acne. Sun exposure also makes post-acne marks darker and longer-lasting. Daily sunscreen helps protect acne-prone skin and prevent lingering discoloration.
Found in:

CLOUD SCREEN

spf (sun protection factor)

Close-up of water droplets on a textured surface

squalane

Targets: Dryness, barrier support, dehydration

Squalane is a lightweight oil that closely mimics the skin’s natural lipids. It helps lock in moisture, soften the skin and support the barrier without feeling heavy or clogging pores.
Found in:

CLOUD GLAZE

squalane

Close-up of sulfur ingredient.

sulfur

Targets: Acne, inflamed pimples, clogged pores, oily skin

Sulfur has long been used in skincare for acne-prone skin thanks to its antibacterial and sebum-regulating properties. It helps reduce excess oil, counteract bacteria that can contribute to pimples, and reduce active breakouts. At the same time, sulfur can help soothe inflammation and prevent clogged pores.
Found in:

CLOUD TREAT

sulfur