Vitamin A: Tretinoin, Retinol, Retinyl Palmitate

Carrots contain particularly high levels of beta-carotene (provitamin A), which is converted into vitamin A by the body. Source – Freepik

What is vitamin A?

Vitamin A is the name given to an entire group of substances, including vitamin A: retinol (A1), retinal, retinyl ester and its derivatives tretinoin (vitamin A acid) and retinal aldehyde.

Why do we need vitamin A ?

  • Among other things, vitamin A plays an important role: In the structure and function of the skin and mucous membranes. In protecting against cell damage through its antioxidant effect, this means in which free radicals are intercepted. During the visual process, because the retina needs retinol from the blood. During blood formation it ensures that sufficient red blood cells are formed in the correct size.

What causes a vitamin A deficiency?

Vitamin A deficiency can lead to dry skin with cornification and hair loss. It can also lead to blindness in extreme cases, which happens every year to millions of children in developing countries.

Can I overdose vitamin A?

Yes, an overdose with vitamin A is possible and should be avoided. The storage organ for excess fat-soluble vitamin A is our liver. Symptoms of acute overdose can include headaches, dizziness and vomiting, which can be caused, for example, by eating too much fish liver. If too much vitamin A is consumed over several weeks, this can lead to a complete loss of body hair. However, it should be noted that only animal vitamin A can be overdosed. All herbal provitamins A, the carotenoids, can’t be overdosed because our body reacts to the high dosage of provitamins. This is because our body reacts to the high dosage of provitamins by simply slowing down the conversion to vitamin A.

Where are vitamin A and its derivatives used?

1#: In the therapy of acne, psoriasis and other cornification disorders.
2#: Against the signs of photo-damaged skin: pigment shifts, wrinkles, loss of elasticity and keratoses (cornification disorders).


What strong agents containing vitamin A, exist against pigment spots?

Cosmelan: high-dose vitamin A (Retinyl Palmitate)

Pigmanorm Cream Widmer: contains 0.1% tretinoin, but the main active substance is hydroquinone. prescription drug

Where can I buy vitamin A? 🛒

👉 (Onlinegenericmedicine) Airol Cream: 0.05% tretinoin, prescription drug

👉 (Amazon) Retinol Serum 2.5% with Hyaluronic Acid, Aloe Vera, Vitamin E – YEOUTH: (2.5% retinol, additionally hyaluronic acid, aloe vera and vitamin E)


Sources:
Vitamine und Ihre Derivate: Bedeutung in der Dermatologie und Kosmetik
Was ist eine Vitamin-B12-Mangel-Anämie? – Techniker Krankenkasse Vitamin A für Wachstum und Sehkraft – gesundheit.de