Retinal .2% Serum

Retinal .2% Serum

Skin types & conditions

  • anti-aging for mature skin
  • anti-aging for premature skin
  • anti-aging for youthful skin
  • dry skin
  • environmental damage
  • hyperpigmentation
  • oily, acne, inflamed skin
  • serums & oil concentrates

30 ml / 1 fl oz

Cosmos Natural

Skin renewal serum for all skin types with Retinal that acts 11 times faster than Retinol. It is clinically proven to increase cell reproduction, decrease hyperpigmentation by exfoliating the skin, promote collagen production and elasticity to reduce the appearance of fine lines and wrinkles. It also has antibacterial properties and helps unclogging the pores, leaving the skin healthier and fresher while Hyaluronic Acid plumps from the inside out.

Click here to read more about Retinoids.

Skin types & conditions

  • anti-aging for mature skin
  • anti-aging for premature skin
  • anti-aging for youthful skin
  • dry skin
  • environmental damage
  • hyperpigmentation
  • oily, acne, inflamed skin
  • serums & oil concentrates

Clinical Studies

Clinical Studies (Retinal .2% Serum)

Report No. L602/23/JSHH

Dermatological test

The patch test study was performed under dermatological control on a group of 25 volunteers. The study concluded that the volunteers didn’t report documented oversensitivity or a history of adverse reactions to individual ingredients of the tested product, which was well tolerated by the skin. In the tested group of volunteers there were no irritations or allergic reactions. The product meets the requirements of compatibility test with the skin (Skin Compatibility Test).

Report No. 90934/21 JSHH report: user and instrumental test under dermatological control

  • Users: 25 people, females, 25+ years old
  • Skin types: all skin types (dry, normal, combination, oily), sensitive, non-sensitive
  • Usage: daily on clean skin for 4 weeks

Declarations are confirmed only if the ratio of received positive responses to the total number of subjects participating in the study is above 50%. The study concluded that the tested product is very well tolerated by the subjects, there are no contraindications to its use.

Results after 4 weeks of use:

  • 96% reported the feel of intense and deep hydration
  • 93% reported that the product improved the skin texture by tightening and smoothing it, as well as improving elasticity
  • 100% reported the sense of visible skin regeneration and renewal
  • 70% reported the reduction of wrinkles and fine lines, and that the product helps to reduce the signs of skin aging
  • 70% reported beneficial effects on Rosacea and Acne
  • 100% reported improved skin appearance, fresh and healthy feel of their skin
  • 100% stated that the product was good for all skin types
  • 100% felt the product was easy and pleasant to use

Machine tests

10 people, 4 weeks of usage

  • Instrumental test of skin moisturizing level using Corneometer® CM 825
  • Product efficacy is confirmed in case of the positive results obtained in more than 50% of users. The product moisturizes the skin when the parameter value increases.
  • Result: skin moisture level has increased in all participants compared to before usage, therefore the product moisturizes the skin.

Instrumental test of biomechanical skin parameter

using Cutometer® MPA 580

The product improves skin elasticity when the parameter value increases, improves skin firmness when the parameter value decreases.


  • The product improves skin elasticity by an average of 10%
  • The product improves skin firmness by an average of 15%

Wrinkle analysis

using Primos 3D Lite (images below)

The product reduces the length, the number, the volume and the area of wrinkles when the parameter values decrease.

Results after 4 weeks of use:

  • reduces wrinkles length by an average of 5%
  • reduces wrinkle count by an average of 15%
  • reduces wrinkle volume by an average of 8%
  • reduces wrinkle area by an average of 6%

Study Images

chart chart chart


Clinically proven:

  • helps to reduce signs of aging
  • helps with collagen production
  • smooths wrinkles and fine lines
  • antioxidant and vitamin supplement
  • skin feels intensely and deeply hydrated
  • works for improved elasticity feel of the skin
  • has soothing effect
  • has antibacterial properties to reduce and prevent acne

Directions for application

Apply a thin layer of serum as the first hydration step of your treatment. Apply an ilike moisturizer after letting serum penetrate for 30 seconds. Recommended home use is 3 times a week on the first week, then later once (evening) or twice a day on entire face, neck and décolleté. May use every other day on sensitive skin. UV protection is recommended during the day.

Active Ingredients

Apricot, Carrot, Rowan Sorb, Sea Buckthorn Oil, Calendula, Shea Butter, Corn Germ Oil, Retinal, Hyaluronic Acid, Ascorbic Acid, Sunflower Seed Oil -- Vitamins A, B, C, D and E, Bioflavonoids, Fructoses, Fruit Acids, Fatty Acids, Pectins, Beta-Carotene (Provitamin A), Biosugars, Plant Proteins, Mineral Salts, Trace Elements

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