Vitamin K in skin care products: An invisible hero for healthy skin

February 2024
The Derma Check AI

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  • Type of ingredient: Vitamin, blood coagulant
  • Main benefits: Reduces dark circles under the eyes, supports the healing of skin injuries, improves the appearance of scars
  • Ideal for: People with dark circles under the eyes, scars, and to support skin healing
  • Frequency of use: According to product instructions, often daily
  • Combines well with: Vitamins A and C, moisturizers
  • To be avoided with: Hypersensitive skin, simultaneous use of anticoagulants

Introduction: What is vitamin K?

Vitamin K, an often overlooked vitamin in skincare, plays an essential role in blood clotting and can help improve various skin conditions.

Benefits of vitamin K for the skin

Reduction of dark circles under the eyes

Vitamin K can help reduce the appearance of dark circles under the eyes by improving blood circulation in the area.

Support for skin healing

It promotes the healing of skin injuries and can therefore improve the appearance of scars and bruises.

General skin health

Vitamin K supports the maintenance of a strong and healthy skin barrier.

Possible side effects of vitamin K

Skin irritations

As with all skin care products, vitamin K can also cause skin irritation in some people.

Interactions with medication

People taking blood thinners should consult a doctor before using vitamin K products.

Use of vitamin K in skin care products

Correct application

  • As part of daily skin care: Vitamin K can be used regularly as part of a comprehensive skin care routine.
  • In combination with other products: It combines well with other skin care products, especially vitamins A and C.

How not to use it

  • Caution when taking medication: Consult a doctor if you are taking blood thinners at the same time.
  • Do not use on injured skin: Avoid use on open wounds or inflamed skin.


1. is vitamin K safe for all skin types? As a rule, yes, but people with hypersensitive skin should exercise caution.

2. how quickly can results be expected? Results may vary, but improvements are often visible within a few weeks.

3. can vitamin K also be used in the sun? Yes, vitamin K is generally sun-safe, but sunscreen should still be applied daily.


Vitamin K is a valuable ingredient in skin care, which can be particularly helpful in reducing dark circles under the eyes and supporting skin healing. Appropriate use and consideration of individual skin needs can optimize the benefits of this vitamin and contribute to healthy, radiant skin.

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The Derma Check AI
The Derma Check's AI has been trained with the help of numerous scientific studies. She specializes in cosmetic ingredients and their effects.