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Soothe Serum
Soothe Serum
Soothe Serum
Soothe Serum
Soothe Serum
Soothe Serum
Soothe Serum

Soothe Serum

A rich yet lightweight comfort serum for dry, tight, red-looking or reactive-feeling skin.
$70.00
Tax included.

Loved by 10,000 customers worldwide

BioQx™ postbiotic technology

Rich yet lightweight serum

Colloidal oatmeal + chestnut leaf extract

Comfort-first barrier support

Squalane + barrier-supportive lipids

Suitable for extended wear, including overnight if your skin tolerates it

Free shipping over $120

30-day money-back guarantee

Soothe Serum is biomiq’s comfort-first leave-on serum for skin that feels dry, tight, fragile, red-looking, flaky or easily unsettled.

Designed for skin under stress, this rich yet lightweight formula helps skin feel softer, calmer and more hydrated without relying on harsh actives.

Powered by BioQx™, biomiq’s proprietary postbiotic microbiome-supporting technology, Soothe Serum supports the skin microbiome, barrier comfort and visible resilience, helping skin feel more settled over time.

The formula pairs BioQx™ with colloidal oatmeal, Castanea sativa extract, squalane, ceramides, cholesterol and vitamin E to support dry or reactive-feeling skin with comfort, hydration and barrier-aware care.

Use it when your skin feels tight, uncomfortable, over-treated, weather-stressed or simply in need of a calmer daily step.

Comfort-first support: Designed for dry, tight, red-looking or reactive-feeling skin that needs more comfort.

Calmer-looking skin: Helps support a more settled-looking complexion when skin appears stressed or easily flushed.

Deep-feeling hydration: Helps replenish dry, tight-feeling skin so it feels softer, smoother and more comfortable.

Barrier comfort: Ceramides, cholesterol, squalane and vitamin E help support skin softness, moisture retention and barrier resilience.

Microbiome-led care: BioQx™ supports the skin ecosystem, helping skin feel better supported over time.

Rich yet lightweight texture: A nourishing leave-on serum designed to comfort skin without feeling heavy.

 

Ingredients

Lactobacillus ferment filtrate, aqua, glycerin, Helianthus annuus seed oil, caprylyl caprylate/caprate, squalane, glyceryl stearate citrate, poloxamer 188, polyglyceryl-3stearate,Avena sativa kernel meal (colloidal oatmeal), ceramide np, ceramide ap, ceramide eop, Castanea sativa (chestnut) leaf extract, cholesterol, phytosphingosine, tocopherol (vitamin E), sodium lauroyl lactylate, fragrance, hydrogenated lecithin, xanthan gum.

What is BioQx™

BioQx™ is biomiq’s proprietary postbiotic microbiome-supporting technology, designed to help support the skin barrier, hydration and resilience so skin can look clearer, calmer and healthier over time.

Developed from Australian microbiome research, BioQx™ is built around Lactobacillus Ferment Filtrate and related bioactive metabolites. It helps support the skin ecosystem, barrier comfort and visible resilience without introducing live bacteria to the skin.

BioQx™ works with the skin’s biological foundations:

Microbiome support

Helps support a balanced skin ecosystem.

Barrier support

Helps maintain skin comfort, hydration and resilience.

Visible skin stress support

Helps skin look calmer and feel more predictable over time.

In Soothe Serum, BioQx™ provides the microbiome-supporting foundation for a more complete comfort serum: one designed to support the skin environment beneath softer, calmer-feeling skin.

OUR science

biomiq products are developed in Australia using microbiome-first formulation principles and proprietary BioQx™ technology.

Soothe Serum brings together:

BioQx™ proprietary postbiotic technology

biomiq’s signature microbiome-supporting technology, designed to help support the skin barrier, hydration and visible resilience.

Colloidal oatmeal

A comfort-focused ingredient used to help dry or unsettled-feeling skin feel softer, smoother and more supported.

Castanea sativa extract

A botanical extract selected for skin that feels fragile, dry or easily unsettled.

Collagen peptides

Skin-conditioning peptides that help skin feel smoother and more supple after use.

Barrier-supportive lipids

Squalane, ceramides and cholesterol help support barrier comfort, skin softness and moisture retention.

Together, these ingredients create an intensive comfort ritual for skin that needs hydration, comfort and microbiome-led support without a harsh or overactive routine.

Our 30 day promise

We are so confident in our skincare products that if you do not see a visible improvement in your skin appearance in 30 days with consistent use, we will give you a full refund for this item. Refund excludes shipping fees.

The story

biomiq began in biotechnology before it became skincare.

Developed from Australian microbiome research, biomiq was created to support the skin’s biological foundations, including the microbiome, barrier comfort and visible resilience.

Soothe Serum was designed for skin that needs comfort before correction. Skin that feels dry, tight, red-looking, fragile, uncomfortable or easily unsettled often needs a calmer kind of routine: one that helps hydrate, comfort and support the environment beneath healthier-looking skin.

That is where Soothe Serum fits.

Powered by BioQx™ and supported by comfort-focused ingredients, Soothe Serum brings microbiome-led skin support into a rich yet lightweight daily formula.

Because skin under stress does not need a harsher routine. It needs comfort, consistency and a better-supported foundation.

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Understanding whats happening beneaath the surface

BioQx™& The Skin Microbiome

When skin feels dry, tight, red-looking or easily unsettled, the visible concern is often only part of the story.

Skin comfort is shaped by the barrier, the microbiome and how skin looks and feels under everyday stress. When these foundations are under pressure, skin can feel less predictable: tighter one day, more easily unsettled the next, or overwhelmed by products that usually feel fine.

Soothe Serum is designed to support these foundations together. It helps hydrate dry-feeling skin, support barrier comfort and work with the skin ecosystem beneath a calmer-looking complexion.

Because comfort is not just about adding moisture. It is about supporting the environment skin relies on to feel steady, soft and resilient.

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From science to skin

The Process

biomiq starts with the foundation skin relies on to feel comfortable.

Soothe Serum combines BioQx™ with comfort-focused ingredients and barrier-supportive lipids to help support skin that feels dry, fragile or easily unsettled.

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BioQx™

Colloidal Oatmeal

Castanea sativa extract

Triple Hyaluronic Acid

Squalane & Barrier Lipids

BioQx™

Biomiq’s proprietary postbiotic microbiome-supporting technology, designed to help support the skin barrier, hydration and visible resilience.

BioQx™

Biomiq’s proprietary postbiotic microbiome-supporting technology, designed to help support the skin barrier, hydration and visible resilience.

Colloidal Oatmeal

A comfort-focused ingredient used to help dry or unsettled-feeling skin feel softer, smoother and more supported.

Colloidal Oatmeal

A comfort-focused ingredient used to help dry or unsettled-feeling skin feel softer, smoother and more supported.

Castanea sativa extract

A botanical extract selected for skin that feels fragile, dry or easily unsettled.

Castanea sativa extract

A botanical extract selected for skin that feels fragile, dry or easily unsettled.

Triple Hyaluronic Acid

A hydration-focused ingredient system that helps dehydrated-looking skin appear smoother, plumper-looking and more refreshed.

Triple Hyaluronic Acid

A hydration-focused ingredient system that helps dehydrated-looking skin appear smoother, plumper-looking and more refreshed.

Squalane & Barrier Lipids

Squalane, ceramides and cholesterol help support softness, barrier comfort and moisture retention, helping skin feel more comfortable and better supported.

Squalane & Barrier Lipids

Squalane, ceramides and cholesterol help support softness, barrier comfort and moisture retention, helping skin feel more comfortable and better supported.

Wrinkle Reduction

Fine Line Softening

of users noticed a visible softening of fine lines and expression lines within 8 weeks of consistent use, both day and night.

Firmness & Elasticity

Skin Firmness

reported improved skin firmness, elasticity, plump and a more lifted-looking appearance over 12 weeks of consistent use.

Reduced Sensitivity

Barrier Resilience

experienced reduced skin sensitivity, improved hydration retention and greater comfort in their daily routine

Calm & Stabilised

Microbiome Support

noticed their skin felt calmer, more stable and less reactive to environmental stressors with consistent use

FAQs

Who is Soothe Serum for?

Soothe Serum is designed for skin that feels dry, tight, red-looking, flaky, fragile, reactive or easily unsettled. It is suited to people who want a comfort-first serum that supports hydration, barrier comfort and microbiome balance.

Is Soothe Serum suitable for sensitive-feeling skin?

Soothe Serum is designed with sensitive-feeling and reactive-feeling skin in mind. If your skin is easily unsettled or you have known allergies, patch test first and introduce gradually.

What does Soothe Serum feel like on skin?

Soothe Serum has a rich yet lightweight texture designed to feel nourishing without heaviness. It is made for skin that needs comfort, softness and hydration in a daily leave-on step.

Can I use Soothe Serum morning and night?

Yes. Soothe Serum can be used morning and/or night after cleansing. In the morning, follow with SPF as the final step in your routine.

Where does Soothe Serum fit in my routine?

Use Soothe Serum after cleansing and before moisturiser. Think of it as your leave-on comfort step: cleanse, apply serum, moisturise if needed, then use SPF in the morning.

Can I use Soothe Serum with active ingredients?

Yes, but if your skin feels stressed or reactive, keep your routine simple. Avoid layering too many strong actives at once, especially exfoliating acids or retinoids, and introduce new products gradually.

Can I use Soothe Serum after exfoliating?

Soothe Serum can be used after gentle exfoliation if your skin feels comfortable. If your skin feels tight, stinging or unsettled, pause stronger actives and keep your routine simple.

Can I use Soothe Serum after cosmetic treatments?

Soothe Serum is designed for dry, tight or stressed-feeling skin, but post-treatment use should be confirmed with your skin professional, especially after procedures such as laser, skin needling or chemical peels.

Can teenagers use Soothe Serum?

Soothe Serum may be suitable for teenagers with dry, tight or sensitive-feeling skin, depending on their skin needs. For breakout-prone skin, the Clear range may be a more relevant starting point.

Can I use Soothe Serum with the Soothe Hydrogel Mask?

Yes. Soothe Serum can be used as your daily comfort step, while Soothe Hydrogel Mask can be used when skin needs more intensive hydration and comfort support.

How long until my skin feels different?

Some people may notice skin feels softer or more hydrated after applying. More visible improvements in comfort, texture or resilience usually require consistent use over time.

Does Soothe Serum support the microbiome?

Yes. Soothe Serum is powered by BioQx™, biomiq’s proprietary postbiotic microbiome-supporting technology, giving the formula its skin ecosystem support.