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Fortifying Brow Gel T51: Now with only 20 ingredients including 1% pea peptides for fuller, natural brows.
Your skin evolves; your routine should, too. Take your diagnostic.
Complimentary gift with every purchase over $100
Fortifying Brow Gel T51: Now with only 20 ingredients including 1% pea peptides for fuller, natural brows.
Fortifying Brow Gel T51: 3 neutral shades for flexible, clump-free volume.

Fortifying Brow Gel T51: 3 neutral shades for flexible, clump-free volume.

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Allergies and Antihistamines

Skin allergies are reactions of the skin to substances called allergens, which can cause itching, redness, or rashes. Learn how to identify the causes and choose appropriate treatments to prevent and relieve these reactions.
Peau sensible, réactive, allergique ou intolérante : existe-t-il une différence ?
Skin/Hair Types
4 min of reading
Sensitive, reactive, allergic, or intolerant skin: is there a difference?

A skin that reacts to the slightest change or following the application of a conventional skincare product deserves your attention. This condition should be closely monitored to prevent skin damage and the permanent onset of redness. Intolerant, reactive, sensitive, allergic... these are just some of the terms that can be used to describe this type of skin. How can we better understand this? Are there differences between all these terms? We answer your questions.

Peau sensible et peau allergique : quelles différences et comment en prendre soin ?
Skin/Hair Types
7 min of reading
Sensitive skin and allergic skin: What are the differences and how to care for them?

A sensitive skin and an allergic skin respond easily and excessively to various stimuli. So, how can we distinguish between them?

Que signifie la mention "hypoallergénique" sur un produit cosmétique ?
Cosmetology
4 min of reading
What does the term "hypoallergenic" mean on a cosmetic product?

When examining the packaging of a dermocosmetic product, you can see a variety of information regarding the formula and its use. Beyond the ingredients, certain claims are also present, such as the occasional mention of "hypoallergenic". But what does this mean?

FAQ about allergies and antihistamines

How does a skin allergy manifest?

The symptoms of an allergy include itching, redness, skin rashes, and sometimes blisters.

What are the most common cosmetic allergens?

Fragrances, essential oils, preservatives, and metals are among the most common cosmetic allergens.

What is the difference between a skin allergy and irritation?

A skin allergy involves an immune response, whereas irritation is a non-allergic reaction of the skin to irritating substances.

Can a hypoallergenic product cause a skin allergy?

Yes, even though hypoallergenic products are formulated to limit the risk of skin allergy, it remains possible.

Are cosmetic allergies hereditary?

Yes, there is frequently a genetic component in skin allergies. Indeed, these are often due to a hypersensitivity of the immune system.

What are the different types of antihistamines?

The main antihistamines used are H1 antihistamines for allergies and H2 antihistamines for gastric disorders, but H3 and H4 antihistamines also exist.

What are the most commonly used antihistamines?

Loratadine, cetirizine, and fexofenadine are among the second-generation antihistamines most commonly used.

Do antihistamines cause drowsiness?

The first-generation antihistamines, such as diphenhydramine, can cause drowsiness, but this side effect is very rare with second-generation agents.

Can you take antihistamines without a prescription?

Some antihistamines are available over the counter, but it is advisable to seek guidance from a physician or pharmacist.

Can antihistamines be used during pregnancy?

It depends on the specific antihistamine, but some can be used by pregnant women. The most important thing is to consult your doctor beforehand.

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