Proline

CAS: 147-85-3 (L-) / 609-36-9 (dl-alpha) · EC: 205-702-2 / 210-189-3
Skin Conditioning
CosIng Ref: 78685
💡 For reference only. Does not constitute medical advice.
Description
This amino acid serves as a skin conditioning agent that helps maintain skin hydration and supports the skin's natural barrier function. It works by attracting and retaining moisture while contributing to the structural integrity of skin proteins. The ingredient has an excellent safety profile with minimal risk of irritation or adverse reactions.
Synonyms
프롤린 (ko) プロリン (ja) 2-Pyrrolidinecarboxylic acid, (S)- L-Proline proline
Properties
✗ Fragrance ✗ Preservative ✗ Colorant
Safety Rating
INTERNAL 1/10 · Very Safe
Amino acid — naturally occurring, very safe

Found in products

Total: 717
Product Brand Occurrences
MEDION Lacto Remedy Lady’s Y Care Perfume Mist 30ml Set (+Cleansing Wipes 3P) MEDION 1
MEDI-PEEL Green Cica Collagen Clear Foam 2.0 MEDIPEEL 1
MEDI-PEEL Red Lacto Collagen Konjac Peeling Gel 95mL Special Set (+Red Lacto Foam Cleanser 15mL) MEDIPEEL 1
Meditherapy Tension Up Mask Sheet Meditherapy 1
Meltdown Gel Cream for Acne-Prone Skin BLUME 1
Milk RX Advanced Better Aging Wrinkle Serum Beekman 1802 1
MiniProtein Exosome Bioactive Ampoule PEACH & LILY 1
MINOXELL Nutrition Scalp Volume Shampoo 480ml MINOXELL 1
Mise-en-scene Curling Essence 2X Natural Curl 230mL Mise-en-scene 1
Mise-en-scene Perfect Argan Capsule Repair Hair Mask 180g Mise-en-scene 1
MISSHA Atelo Collagen Emulsion 125ml MISSHA 1
MIZON Collagen Power Firming Enriched Cream 50ml MIZON 1
Moisturizing Argan Milk Leave-In Conditioner Kitsch 1
MONCLOS Keratin Bonding Hair Pack Treatment 180ml MONCLOS 1
Moroccanoil Exclusive Hair Set Moroccanoil 1
Moroccanoil Frizz Shied Spray Moroccanoil 1
Multi-Peptide + Copper Peptides 1% Serum The Ordinary 1
Murad Essential-C Firming Radiance Day Cream 50ml Murad 1
Murad Resurgence - Targeted Wrinkle Corrector 15ml Murad 1
NACIFIC Phyto Niacin Brightening Toner Pad 80P / 165ml NACIFIC 1
Natural Moisturizing Factors + HA The Ordinary 1
Natural Moisturizing Factors + HA for Scalp The Ordinary 1
NDP Cica Bio-Placenta Cream 50ml NDP 1
Necessaire The Neck Serum 50ml Necessaire 1
Neogen Real Ferment Micro Serum 30ml Neogen 1
Neutrogena Hydro Boost Gel Cream Moisturiser for Dry Skin 50ml Neutrogena 1
Neutrogena® Hydro Boost Hyaluronic Acid Concentrated Serum Neutrogena 1
Neutrogena® Hydro Boost Night Cream Neutrogena 1
Neutrogena Hydro Boost Ultra Light Hydrating Serum with Hyaluronic Acid 30ml Neutrogena 1
Neutrogena® Hydro Boost Water Gel Cleanser Neutrogena 1
Neutrogena Hydro Boost Water Gel Cleanser Fragrance-Free with Hyaluronic Acid and Glycerin 200ml Neutrogena 1
Neutrogena® Hydro Boost Water Gel Moisturiser Neutrogena 1
Nizoral Anti-Dandruff Intensely Hydrating Mask 4X15ml Nizoral 1
No.4C Bond Maintenance Deep Clean Clarifying Shampoo - 8.5 oz Olaplex 1
No.5L Moisturize & Mend Leave-In Conditioner Olaplex 1
No7 Pro Artist Finishing Touch Fixing Spray 80ml No7 1
NOT4U Vegan Sun Body Mist 85ml NOT4U 1
Nurture Hydrating Shampoo - 10.0 oz JVN 1
Nurture Intense Hydration Mask - 8.0 oz JVN 1
nutseline Aroma Nut Gray Oil Mist 130ml Nutseline 1
OBge Basic Grooming Tonic 210mL OBgE 1
O HUI Age Recovery Wrinkle Collagen Wrapping Mask 70ml Set (+Silicone Brush) O HUI 1
O HUI Ultimate Cover Collagen Lifting BB Cream 50ml O HUI 1
OLAPLEX Maintenance and Repair Trio Olaplex 1
Olaplex No.4 Bond Maintenance® Shampoo 250ml Olaplex 1
Ole Henriksen After-Party Peptides AFTER-PARTY PEPTIDES SET 214.9g Ole Henriksen 1
Ole Henriksen Best of Ole Skincare Essentials with Vitamin C and Peptides Set Ole Henriksen 1
Ole Henriksen Glow Even Brighter Banana Bright+ Makeup Prep Set with Vitamin C and Hyaluronic Acid Ole Henriksen 1
Ole Henriksen Pout Preserve Hydrating Peptide Lip Treatment Cocoa Creme 12ml Ole Henriksen 1
Ooznary Vita 3 Pudding Cream 50ml Ooznary 1
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