STANDARD SEOUL Brightening Bouncy Boost Serum is a serum with 32 ingredients. It is rated "use caution" in pregnancy because it contains Kojic Acid. Common allergens: niacinamide.
Sensitive skin: niacinamide Why?
- 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), Kojic Acid (no. 23), Ascorbic Acid (no. 24)
Targets fine lines and firmness
Ingredients used for fine lines, firmness, and smoother texture.
From Adenosine (no. 19)
Hydrates
Draws water into the skin, so it feels plumper and less tight.
From Glycerin (no. 3), Hyaluronic Acid (no. 9), Hydrolyzed Hyaluronic Acid (no. 10), Sodium Hyaluronate (no. 11)
Calms and soothes
Ingredients used to calm redness and irritation.
From Panthenol (no. 25)
Antioxidant protection
Antioxidants help defend skin from everyday damage, such as from sun and pollution.
From Ascorbic Acid (no. 24)
Worked out from the ingredient list. Labels don't show amounts, so how well it works depends on the formula and your skin.
Is STANDARD SEOUL Brightening Bouncy Boost Serum safe to use during pregnancy?
Jouaxia rates STANDARD SEOUL Brightening Bouncy Boost Serum "Use caution" for pregnancy because it contains Kojic Acid. Kojic acid: There's no human pregnancy data, so a 2022 review doesn't recommend it until more is known. Little is absorbed and animal studies report no harm, and the EU limits it to 1% (Putra et al. 2022, EU Regulation 2024/996). This is general information, not medical advice. Check with your OB-GYN or dermatologist.
Does STANDARD SEOUL Brightening Bouncy Boost Serum contain fragrance or other common allergens?
Yes. STANDARD SEOUL Brightening Bouncy Boost Serum contains 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)
Use with care
- 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.
Teens (ages 12–17)
Teen-friendly
No ingredients we flag for teens. Acne treatments like benzoyl peroxide and salicylic acid are fine.
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 STANDARD SEOUL Brightening Bouncy Boost Serum?
32 ingredients. The ones we flag come first, with their place on the label. Select an ingredient to see what it does.
Kojic Acid no. 23 on the label
Use caution in pregnancy: Kojic acid. There's no human pregnancy data, so a 2022 review doesn't recommend it until more is known. Little is absorbed and animal studies report no harm, and the EU limits it to 1% (Putra et al. 2022, EU Regulation 2024/996).
Niacinamide no. 5 on the label
Sensitive skin: niacinamide.
30 other ingredients: nothing flaggedShow
- 1.Water
- 2.Diphenyl Dimethicone
- 3.Glycerin
- 4.Propanediol
- 6.Trimethyl Pentaphenyl Trisiloxane
- 7.1,2-Hexanediol
- 8.Butylene Glycol
- 9.Hyaluronic Acid
- 10.Hydrolyzed Hyaluronic Acid
- 11.Sodium Hyaluronate
- 12.Sodium Chloride
- 13.Hydroxyacetophenone
- 14.Helianthus Annuus (Sunflower) Seed Oil
- 15.Glycine Soja (Soybean) Oil
- 16.Bixa Orellana Seed Oil
- 17.Tocopherol
- 18.Ethylhexylglycerin
- 19.Adenosine
- 20.Disodium EDTA
- 21.Hippophae Rhamnoides Water
- 22.Cynanchum Atratum Extract
- 24.Ascorbic Acid
- 25.Panthenol
- 26.Pyridoxine
- 27.Thiamine HCI
- 28.Bioflavonoids
- 29.Carnitine
- 30.Cyanocobalamin
- 31.Folic Acid
- 32.Niacin
Ingredient list from YesStyle. Formulas change, so check the packaging of the product you buy.