TENZERO PDRN Collagen Hidden Shot 2500 is a serum with 53 ingredients. It is rated "avoid" in pregnancy because it contains Retinol. Common allergens: fragrance, alcohol denat., niacinamide.
Sensitive skin: fragrance, alcohol denat., niacinamide Why?
- fragrance: Fragrance or parfum, and scent ingredients listed by name, such as linalool and limonene. The most common cause of skincare allergies; worth avoiding if you have eczema, rosacea, or very sensitive skin.
- alcohol denat.: Denatured alcohol, which helps products feel light and dry fast but can dry out or sting dry and sensitive skin. Fatty alcohols like cetyl alcohol are different and aren't flagged.
- niacinamide: A popular, well-tolerated ingredient that can cause redness or flushing for a few people, especially at high strengths.
These flags don't affect the pregnancy rating. They point out the ingredients most likely to make skincare sting, itch, or cause a rash. If your skin is sensitive, or one of them has bothered you before, you may want to skip the product or patch-test it first. Most people use them without a problem.
How we flag ingredientsWhat does it do?
A serum is a concentrated treatment used before moisturizer.
Based on its ingredients, it's made to:
Evens out skin tone
Used to fade dark spots and marks and even out skin tone over time.
From Niacinamide (no. 5), Ascorbic Acid (no. 27), Retinol (no. 42)
Targets fine lines and firmness
Ingredients used for fine lines, firmness, and smoother texture.
Hydrates
Draws water into the skin, so it feels plumper and less tight.
From Glycerin (no. 4), Sodium Hyaluronate (no. 36)
Supports the skin barrier
Helps skin hold on to moisture and protect itself, which matters most for dry or irritated skin.
From Niacinamide (no. 5), Cholesterol (no. 44)
Calms and soothes
Ingredients used to calm redness and irritation.
From Panthenol (no. 17), Chamomilla Recutita (Matricaria) Flower Extract (no. 20), Centella Asiatica Extract (no. 35), Madecassoside (no. 50)
Worked out from the ingredient list. Labels don't show amounts, so how well it works depends on the formula and your skin.
Is TENZERO PDRN Collagen Hidden Shot 2500 safe to use during pregnancy?
Jouaxia rates TENZERO PDRN Collagen Hidden Shot 2500 "Avoid" for pregnancy because it contains Retinol. Retinoid (vitamin A derivative): Topical retinoids are generally recommended to be avoided in pregnancy; oral retinoids are known to cause birth defects (MotherToBaby/ACOG, Mayo Clinic). Salvia Sclarea (Clary) Extract. Essential oil often flagged in pregnancy: NHS maternity guidance says not to use clary sage before 37 weeks, and European regulators say not to use rosemary oil medicines in pregnancy. That advice isn't about the small amounts in skincare, and evidence of harm is limited. This is general information, not medical advice. Check with your OB-GYN or dermatologist.
Does TENZERO PDRN Collagen Hidden Shot 2500 contain fragrance or other common allergens?
Yes. TENZERO PDRN Collagen Hidden Shot 2500 contains fragrance, alcohol denat., niacinamide, which can bother sensitive skin. This doesn't affect its pregnancy rating, and most people use these ingredients without a problem; if your skin is sensitive or you've reacted to one before, patch-test it first or look for an alternative.
Is it OK for kids and teens?
Kids (ages 3–11)
Not for kids
- Retinoid (vitamin A) (Retinol): An anti-aging and acne active children's skin doesn't need; dermatologists see red, itchy rashes in kids who use retinoids, and they make skin more sensitive to the sun.
- Vitamin C active (Ascorbic Acid): Dermatologists say children don't need vitamin C serums and that they can cause redness, burning, or peeling on young skin (American Academy of Dermatology, American Academy of Pediatrics). We can't see the strength, so low amounts are flagged too.
- Fragrance or essential oils (Fragrance): Children's skin reacts to fragrance and essential oils more easily; fragrance-free products are the usual advice for kids, especially with eczema or sensitive skin.
Teens (ages 12–17)
Use with care
- Anti-aging retinoid (Retinol): Teen skin doesn't need anti-aging retinol, and it can irritate and make skin more sensitive to the sun. For pimples, adapalene (sold over the counter from age 12) is the retinoid dermatologists recommend.
Helps with acne: Niacinamide.
General guidance from the ingredient list, not medical advice. For babies under 3, or skin problems that don't get better, ask a doctor. How we rate for kids and teens · Skincare for teens
What are the ingredients in TENZERO PDRN Collagen Hidden Shot 2500?
53 ingredients. The ones we flag come first, with their place on the label. Select an ingredient to see what it does.
Retinol no. 42 on the label
Avoid in pregnancy: Retinoid (vitamin A derivative). Topical retinoids are generally recommended to be avoided in pregnancy; oral retinoids are known to cause birth defects (MotherToBaby/ACOG, Mayo Clinic).
Salvia Sclarea (Clary) Extract no. 23 on the label
Use caution in pregnancy: Essential oil often flagged in pregnancy. NHS maternity guidance says not to use clary sage before 37 weeks, and European regulators say not to use rosemary oil medicines in pregnancy. That advice isn't about the small amounts in skincare, and evidence of harm is limited.
Niacinamide no. 5 on the label
Sensitive skin: niacinamide.
Fragrance no. 18 on the label
Sensitive skin: fragrance.
Alcohol no. 38 on the label
Sensitive skin: alcohol denat..
48 other ingredients: nothing flaggedShow
- 1.Water
- 2.Butylene Glycol
- 3.Dipropylene Glycol
- 4.Glycerin
- 6.1,2-Hexanediol
- 7.Arginine
- 8.Carbomer
- 9.Caprylyl Glycol
- 10.Hydrolyzed Sponge
- 11.C12-14 Pareth-12
- 12.Glyceryl Acrylate/Acrylic Acid Copolymer
- 13.Ethylhexylglycerin
- 14.Adenosine
- 15.Disodium EDTA
- 16.PVM/MA Copolymer
- 17.Panthenol
- 19.Lavandula Angustifolia (Lavender) Flower Extract
- 20.Chamomilla Recutita (Matricaria) Flower Extract
- 21.Borago Officinalis Extract
- 22.Centaurea Cyanus Flower Extract
- 24.Hyacinthus Orientalis (Hyacinth) Extract
- 25.Cyanocobalamin
- 26.Calcium Silicate
- 27.Ascorbic Acid
- 28.Sodium Silicate
- 29.Sodium DNA
- 30.Rose Extract
- 31.Caprylic/Capric Triglyceride
- 32.Hydrogenated Phosphatidylcholine
- 33.Hydrolyzed Collagen
- 34.Macadamia Ternifolia Seed Oil
- 35.Centella Asiatica Extract
- 36.Sodium Hyaluronate
- 37.Sucrose Stearate
- 39.Hydrogenated Lecithin
- 40.Polysorbate 20
- 41.Cetearyl Alcohol
- 43.Camellia Sinensis Leaf Extract
- 44.Cholesterol
- 45.Brassica Campestris (Rapeseed) Sterols
- 46.Ceteth-3
- 47.Ceteth-5
- 48.Tocopheryl Acetate
- 49.Potassium Cetyl Phosphate
- 50.Madecassoside
- 51.Madecassic Acid
- 52.Asiaticoside
- 53.Asiatic Acid
Ingredient list from YesStyle. Formulas change, so check the packaging of the product you buy.