How much products actually contain
11 products state the amountmedian 0.00003%
- under 0.01% 11
- 0.01–0.1% 0
- 0.1–1% 0
- 1% or more 0
Amounts are mostly stated by products named after the ingredient, so they may lean towards token amounts.
Of the products containing it, 168 list it before the 1% line and 564 after it (usually 1% or less).
Products using this ingredient
12 of 724 confirmed · likeliest to carry enough first · See all 724
ElastineAmino Peptide Weak Acid Protein High Nutrition Shampoo Pear & Freesia Scent0.000075% stated
KlardieCell-Up Diamond Solution
SlosophyNutinol Toner
Summer FridaysSummer Fridays Super Amino Gel Cleanser
MuradMurad Targeted Pore Corrector
SO BASECollagen Bubble Toner
RootecaRooteca Root Enhancing Ampoule Shampoo 200ml (Single)
PATTERN BeautyPATTERN Beauty Repair360® Leave-in Foam
WishtrendGreen Tea & Enzyme Powder Wash
ElastinePerfume Conditioner Pure Breeze
BENTONBenton Honest Eyelash Serum
Anastasia Beverly HillsAnastasia Beverly Hills Eye Primer
Cosmetic roles
Keeps skin in good condition (CosIng catch-all)SKIN CONDITIONINGSoftens hairHAIR CONDITIONING
Safety & regulatory references
Other restriction: ban substances that deplete the ozone layer
Source: EU CosIng ingredient list
Reviewed by CIR: Safety Assessment of alpha-Amino Acids as Used in Cosmetics
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name プロリン: 本品は、次の化学式で表されるアミノ酸である。
Source: JCIA labelling names (Japan)
Names & identifiers
PROLINEINCI프롤린Korean label name (MFDS standard)プロリンJapanese labelling name
- CAS No.chemical registry number
- 147-85-3
- CAS No.chemical registry number
- 609-36-9
- EC No.EU chemical inventory number
- 205-702-2
- EC No.EU chemical inventory number
- 210-189-3
Measured properties
- Appearance
- Dry Powder · Colorless solid, [HSDB] White powder, [Sigma-Aldrich MSDS]
- Odour
- Odorless
- Melting point
- 221 dec °C · 220-222 °C, decomposes
- Solubility
- 162000 mg/L (at 25 °C) · Solubility in 100 mL of water: 127 g at 0 °C, 162 g at 25 °C, 206.7 g at 50 °C, 239 g at 65 °C
- Density
- 1.064 at 24 °C
- Stability
- Stable under recommended storage conditions.
- Dissociation constant
- pK1 = 1.99 /carboxylic/, pK2 = 10.60 /amine/
Values measured on the substance itself, not a specification for a commercial raw material.
Source: PubChem
Related literature
- Proline transporters ProT and PutP are required for Staphylococcus aureus infection · 2023
- Effect of proline and fruit bagging on the coloration of Aril and peel of “Wonderful” pomegranates · 2023
- Proline Transport and Growth Changes in Proline Transport Mutants of Staphylococcus aureus · 2022
- Prolidase‐proline dehydrogenase/proline oxidase‐collagen biosynthesis axis as a potential interface of apoptosis/autophagy · 2016
- Inborn errors of proline metabolism. · 2008
Linked databases 16
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI 2
- ChEMBL
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook 2
- PubChem
- Tlooto literature search 2 3 4 5
- UniChem cross-reference IDs 2
- US Cosmetic Ingredient Review (CIR) 2
- US EPA DSSTox chemical database 2
- US FDA substance registration (GSRS) 2
- Wikidata 2 3