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Face Serums
Hydration, radiance and skin longevity

Oio Lab face serums support hydration, glow and skin condition over time. Advanced botanical formulas developed in our Laboratory in Poland with results confirmed by instrumental testing.   

INTERCELLULAR

Next-generation longevity serum

Firms skin and restores vitality.

+36% hydration and +25% smoother skin after 30 minutes

Helps keep skin in peak condition for longer, powered by cellular longevity science.

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AQUASPHERE

Multi-level hydrating serum

Hydrates and supports the skin barrier

+49.5% hydration after just 7 days

Multi-level hydration that lasts. Strengthens the skin barrier and reduces moisture loss.

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LUNULA NIGHT

Next-generation retinol serum

Overnight skin renewal

–16% wrinkle surface area after 4 weeks

An oil-based serum with next-generation retinol supports overnight skin renewal and skin density.

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THE FUTURE IS BRIGHT

Vitamin C serum

Visibly brighter, more even skin tone.

+7.4% brighter skin after 8 weeks

A concentrated oil-based serum with 15% ultra-stable vitamin C brightens skin, evens tone and nourishes.

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7 MOMENTS

Botanical smoothing facial oil

Instantly smooths and nourishes

+13% smoother skin after 28 days

A smoothing facial oil with the power of a serum. An advanced blend of 7 oils nourishes, leaving skin soft and supple.

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Face serum is the most targeted step in a daily skincare routine.
At Oio Lab, each formula is designed around a different goal: hydration, radiance or supporting skin condition over time. We combine advanced botanical ingredients with modern skin science, and verify the efficacy of each formula through independent instrumental testing.

What sets Oio Lab face serums apart?

Oio Lab face serums are advanced formulas developed in our Laboratory in Poland. Each addresses a different skin need — from multi-level hydration and radiance to long-term support for skin condition. 

They are not built around a single ingredient or one simple effect. We combine advanced botanical ingredients with precisely selected active complexes that support the skin at different levels. The efficacy of each formula is confirmed by independent instrumental testing that measures real changes in the skin. 

Advanced ingredient complexes with complementary mechanisms of action

No synthetic fragrance or unnecessary additives

Biophotonic glass helps protect the stability of active ingredients

How to recognise a good and effective face serum

With so many marketing claims, it can be difficult to distinguish a face serum with real efficacy from a formula based mainly on promises. Here are 4 things worth considering when choosing one.

Look for numbers, not promises

Look for numbers, not promises

A good face serum should communicate specific results — such as improvements in hydration, smoothness or the appearance of wrinkles. If you see only broad claims without supporting data, it is worth looking more closely if they're actually backed by numbers.

Check the type of testing

Check the type of testing

A credible face serum should have its efficacy confirmed by instrumental testing that measures real changes in skin parameters, rather than relying only on subjective user feedback.

Assess the formula as a whole

Assess the formula as a whole

A good serum should not rely only on popular ingredients. Look for formulas that clearly explain which active ingredients they contain, how they work in the skin and why they have been combined in one formula.

Choose a serum for your skincare goal

Choose a serum for your skincare goal

A face serum should address a specific skin need — hydration, radiance, smoothing or support for overall skin condition. Choose it based on the result and mechanism of action, not only on texture.

How to use a face serum in your daily skincare routine

A face serum is the most targeted step in a daily skincare routine. It allows you to respond precisely to your skin’s current needs, while its lightweight, concentrated texture makes it easy to use morning or evening — before a cream or face oil.

A targeted step in your skincare routine

Apply face serum after cleansing and toning, and before a cream or face oil. This step delivers active ingredients selected for a specific skincare goal.

A formula matched to your skin’s needs

Depending on the formula, a serum can support hydration, smoothing, radiance, skin renewal or overall skin condition. That makes it one of the most targeted steps in a daily skincare routine.

Lightweight formulas that layer easily

Face serums can be layered with creams and face oils, allowing you to adapt your routine to the time of day, season and current skin condition. They enhance your routine without weighing the skin down.

FAQ — Face Serums

Choose a serum based on the main effect your skin needs. If you are looking for intensive hydration and skin barrier support, choose Aquasphere. If you want to improve glow, smoothness and freshness, choose Supercharged Glow. If you are looking for a formula that supports long-term skin condition and smart ageing, choose Intercellular.

Face serum is best applied after cleansing and toning, and before cream or facial oil. This allows the active ingredients to reach the skin at the stage of the routine where they can work most effectively.

Oio Lab face serums deliver noticeable effects from the first application — increasing hydration, smoothing the skin or enhancing glow — while regular use supports long-term improvement in skin condition.

Look at specific testing results, active ingredients, the formula’s mechanism of action and how well it matches the skin’s actual needs. A good serum should clearly communicate the effect it supports and how its efficacy has been verified.

Yes. Oio Lab formulas combine efficacy with high skin tolerance — without synthetic fragrance or unnecessary additives. Many are also tested on sensitive skin to confirm comfort of use.

A face serum usually has a lighter, more concentrated formula and targets a specific skincare goal. A cream more often completes the routine, supporting skin comfort and the hydrolipid barrier.

No. Face serums can address different skin needs — from intensive hydration to radiance, smoothing, improved skin condition and reduced wrinkle visibility. That is why it is worth choosing a formula according to the effect that matters most.

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