Follow us on our new Insta page »



Official CosIng Information


A branch-chained, essential amino acid that can be found in things like almond, cashew or soy protein. When taken orally it may promote protein synthesis. As for skincare - like all the amino acids - it's a skin-identical ingredient and moisturizer. It also seems to be useful as a barrier repair ingredient.  

Show me some proof

  • Pediatric Allergy and Immunology, Volume 25, Issue 3, 13 JAN 2014, Local rhamnosoft, ceramides and L-isoleucine in atopic eczema: a randomized, placebo controlled trial

Products with Isoleucine

Peter Thomas Roth Unisex Neuroliquid Volufill Youth Serum Kikumasamune Sake Brewing Skin Care Lotion Bright Moist The Ordinary Marine Hyaluronics Anastasia Beverly Hills Eye Primer Kikumasamune Skin Care Essence Pacifica Cosmic Hemp Balancing Face Wash Esho Drench The Ordinary Natural Moisturizing Factors + Ha Umoua Advanced Extraction Isosmotic Tech Amino Acid Lotion Ausceuticals Peptide Moisturiser Brickell Men's Products Daily Strengthening Shampoo For Men Brickell Men's Products Reviving Day Serum For Men Leaders Insolution Mediu Amino Pore-Tight Mask QRxLabs Peptide Complex Serum Abnomaly Petrowhat? Bali Abnomaly Petrowhat? Baobab Abnomaly Petrowhat? Milk Abnomaly Petrowhat? Rio Dearskin Vitamin C Dear Serum Holifrog Tashmoo Water Lily Nourishing Milky Wash Holifrog Tashmoo Water Lily Nourishing Milky Wash Klorane Bebe Gentle Cleansing Gel Mecca Cosmetica Hydrating Mist The Ordinary Amino Acids + B5 Verb Hydrating Shampoo Algenist Genius Ultimate Anti-Aging Foaming Cleanser Living proof Intense Moisture Mask The Ordinary Glycolic Acid 7% Toning Solution klorane baby Moisturising Cream labo Labo Labo Super Keana Lotion Leaders Mediu Amino Mousture Mask Loopha Broadleaf Forest Body Wash The Ordinary Buffet Anastasia Beverly Hills Luminous Foundation Celimax The Real Noni Moisture Balancing Toner Eva Naturals Peptide Complex Serum Gin Amber Beauty Natural Peptide Serum Nacific Glow Intensive Bubble Toner Rilastil Stretch Marks Cream The Ordinary Buffet + Copper Peptides 1% 2Sol Cica Youth Toner Aqulabo Mask Boosting Jelly Mist Hello Nature Cannabis Oil Shampoo Leaders Amino Lifting Mask Malie Snail Ultra Hydrating Essence Mask Moonshot Multi Protection Uv Bouncer Spf50+ Pa+++ RevivSerums Telomerase 6-In-1 Multi-Corrective Serum Zelens Z Balance Prebiotic & Probiotic Facial Mist Equal Beauty Super Serum Hydrantioxidantâ„¢ Stemm High-Amino Shampoo