Densifiying Silk Serum
2 PROHIBITED
Postquam

Densifiying Silk Serum

Facial Serums, Essences, Ampoules
Contains Prohibited Substances
❌ 1 prohibited
View details
❌ Prohibited (Annex II) — 1
  • Isobutyl 4-hydroxybenzoate (INCI: Isobutylparaben) /Sodium salt or Salts of Isobutylparaben
Updated: 4/3/2026, 12:57:40 PM
Ingredient composition · 19 total
Safe (1)Restricted (0)Prohibited (2)Unknown (16)

Composition

21% natural37% synthetic
🌿 4 natural❓ 8 unknown origin🧪 7 synthetic

Based on 19 ingredients analyzed. 21% natural, 42% unknown origin and 37% synthetic.

Ingredients data:19 / 19explained
2 prohibited (EU Annex II)

Ingredient Analysis

🌟
Goodies
Proven actives & beneficial ingredients
Glycerin
🧪
Base Formula
Main ingredients by concentration
Glycerin#2

Ingredients List

Showing 5 of 19 ingredients

Ingredients Explained

19 / 19
Safe — well-studied, low concernNeutral / Unknown — limited dataConcern — high comedogenic/irritancy
Aqua#1
musical group
Danish-Norwegian music group
Comedogenic: 0/5 Irritancy: 0/5
Glycerin#2
Humectant
A powerful humectant that attracts moisture to the skin, keeping it hydrated and soft.
Comedogenic: 0/5 Irritancy: 0/5
Glyceryl Polyacrylate#3
FILM FORMING
2-Propenoic acid, homopolymer, esters with 1,2,3-propanetriol
Comedogenic: 0/5 Irritancy: 0/5
Silk Amino Acids#4
HAIR CONDITIONING, HUMECTANT, SKIN CONDITIONING
Protein hydrolyzates, silk
Comedogenic: 0/5 Irritancy: 0/5
Xanthan Gum#5
gum
food additive and thickener
Comedogenic: 0/5 Irritancy: 0/5
Chondrus Crispus#6
FRAGRANCE, SKIN CONDITIONING
Irish Moss
Comedogenic: 0/5 Irritancy: 0/5
Glucose#7
HUMECTANT
Glucose
Comedogenic: 0/5 Irritancy: 0/5
Squalane#8
group of stereoisomers
group of stereoisomers
Comedogenic: 0/5 Irritancy: 0/5
Propylene Glycol#9
group of stereoisomers
pair of enantiomers
Comedogenic: 2/5 Irritancy: 0/5
Phospholipids#10
structural class of chemical entities
lipids containing phosphoric acid as a mono- or di-ester
Comedogenic: 0/5 Irritancy: 0/5
Lactis Proteinum#11
HAIR CONDITIONING, SKIN CONDITIONING
Lactis Proteinum are the proteins obtained from cow's milk
Comedogenic: 0/5 Irritancy: 0/5
Glyceryl Linoleate#12
SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SURFACTANT - EMULSIFYING
Glyceryl Linoleate is the monoester of glycerin and linoleic acid. It conforms to the formula
Comedogenic: 0/5 Irritancy: 0/5
Parfum#13
FRAGRANCE, PERFUMING
Parfum is a term for ingredient labelling used to identify that a product contains a material or a combination of materials normally added to a cosmetic to prod…
Comedogenic: 0/5 Irritancy: 0/5
Phenoxyethanol#14
Preservative
A common preservative that is generally well-tolerated by most skin types.
Comedogenic: 0/5 Irritancy: 1/5
Methylparaben#15
FRAGRANCE, PRESERVATIVE
Methyl 4-hydroxybenzoate
Comedogenic: 0/5 Irritancy: 1/5
Butylparaben#16🚫 Prohibited
FRAGRANCE, PRESERVATIVE
Butyl 4-hydroxybenzoate
Comedogenic: 0/5 Irritancy: 0/5
Ethylparaben#17
FRAGRANCE, PRESERVATIVE
Ethyl 4-hydroxybenzoate
Comedogenic: 0/5 Irritancy: 0/5
Propylparaben#18
PERFUMING, PRESERVATIVE
Propyl 4-hydroxybenzoate
Comedogenic: 0/5 Irritancy: 1/5
Isobutylparaben#19🚫 Prohibited
ANTIMICROBIAL
Isobutyl 4-hydroxybenzoate
Comedogenic: 0/5 Irritancy: 0/5
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