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PREVENTION & PROTECTION
SERUM

Chronophase
Day

PREVENTION & PROTECTION
SERUM

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The skin faces its greatest challenges during the day. Most of them accumulate unseen.

From morning to night, skin is continuously exposed to pollution, blue light, infrared radiation, and oxidative stress that silently accelerates collagen breakdown, triggers melanogenesis, and disrupts its natural balance. Blue light alone penetrates deeper than UV...

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PREVENTION & PROTECTION
SERUM

Chronophase
Day

PREVENTION & PROTECTION
SERUM

Key Benefits

· Supports the skin’s natural daytime protection phase
· Helps defend against pollution, blue light, and oxidative stress
· Helps visibly improve uneven tone and pigmentation
· Supports collagen integrity and elasticity
· Strengthens the skin barrier
· Provides deep yet lightweight hydration
· Helps maintain smoother-, healthier-looking skin
· Designed as an intelligent complete serum step, reducing the need for excessive layering

Full Ingredients List

AQUA (WATER), GLYCERIN, POLYGLYCERYL-10 LAURATE, SEA WATER, PHENOXYETHANOL, NIACINAMIDE, CHLORELLA VULGARIS EXTRACT, VACCINIUM VITIS-IDAEA FRUIT EXTRACT, SODIUM CARBOMER, SODIUM HYALURONATE, LECITHIN, SQUALANE, CAPRYLIC/CAPRIC TRIGLYCERIDE, PALMITOYL TRIPEPTIDE-38, ETHYLHEXYLGLYCERIN, HELIANTHUS ANNUUS (SUNFLOWER) SEED OIL, CITRIC ACID, PHENETHYL ALCOHOL, HYDROXYPROPYL CYCLODEXTRIN, AVENA SATIVA (OAT) KERNEL EXTRACT, LACTOBACILLUS FERMENT, XANTHAN GUM, CYSTOSEIRA TAMARISCIFOLIA EXTRACT, SACCHARIDE ISOMERATE, LACTIC ACID, ALCOHOL GLUCONOLACTONE, SODIUM CARRAGEENAN, POTASSIUM PHOSPHATE, SODIUM BENZOATE, , POTASSIUM SORBATE, ROSMARINUS OFFICINALIS (ROSEMARY) LEAF EXTRACT, CALCIUM GLUCONATE, MARIS SAL (SEA SALT).

Note on Formulation & INCI Declaration
We produce in small batches to ensure freshness and quality. The INCI list shown on this website reflects the most current formulation. As part of our ongoing product refinement, individual formulations may be adjusted or optimized. Previously produced and compliant batches may therefore carry a slightly different INCI declaration. In all cases, the ingredient list printed on the respective product packaging is legally binding.

If you have any questions regarding a specific batch, please contact us at contact@gezeiten.com – we will be happy to provide transparent, batch-specific information.

Clinical Studies

Our high-performance formulas combine marine biotechnology with scientifically advanced, plant-based actives, selected for their proven effectiveness. They deliver exactly what your skin needs at different times of the day, providing transformative results.

  • 90% reduction in melanin formation within 2 weeks.
  • 26% reduction in the appearance of wrinkles within 4 weeks.
  • +25% improvement in barrier function repair within 4 weeks.
  • +24% increase in skin density within 4 weeks.

Based on a 4-week clinical study with 20-50 volunteers aged 25-65.

Read the full results

How to Apply

Apply in the morning to clean skin.

Dispense a few drops into your palms and gently press onto face, neck, and décolleté. Follow with your GEZEITEN Face Cream Day and finish with SPF.

Tip: Designed to work in harmony with the skin’s protective phase, the formula delivers precisely balanced actives within one intelligent system — supporting efficacy while reducing the need for layering.

How to Recycle

Glass bottle with mixed-material pipette.

Empty completely and rinse lightly. Remove the pipette.
Recycle the glass bottle with glass waste. Dispose of the pipette components (PP and rubber) according to your local recycling guidelines.

Complete The Routine

Sale

NIGHT REPAIR RITUAL

Regular price $580
Regular price $640 Sale price $580
50ml + 30ml
Sale
Chrono-Phase Night
Sale

AGE REPAIR
FACE CREAM SET

Regular price $545
Regular price $600 Sale price $545
50ml + 50ml
Sale
Chrono-Phase Day & Night

CLINICALLY SHOWN TO

· Reduce melanin formation by 90% within 2 weeks
· Improve barrier repair by 25% within 4 weeks
· Reduce oxidative stress by 44% within 4 weeks
· Improve skin density by 24% within 4 weeks
· Improve hydration by 13% within 4 weeks

Based on a 4-week clinical study with volunteers aged 25–65.


USER RESULTS

· 87% agree skin looks brighter
· 87% agree skin looks more even
· 83% agree skin complexion looks visibly transformed

Based on an 8-week user trial.

Key Ingredients
Clinically proven. Precisely dosed. Perfectly Timed.