Fragrance ingredient reference pages
Sweet · Citrus Saccharin CAS 81-07-2 Origin synthetic Note N/A IFRA Use with awareness Data as of: Apr 2026 What Is Saccharin? Saccharin is an artificial sweetener discovered in 1879. People encounter it in diet sodas, sugar-free gum, and tabletop sweeteners. It’s 300-400 times sweeter than sugar but leaves a metallic aftertaste. This matters because…
Sweet · Balsamic Rum ether CAS 8030-89-5 Origin synthetic Note Top to heart IFRA Use with awareness Data as of: Apr 2026 What Is Rum ether? Rum ether is a synthetic fragrance ingredient that recreates the rich, boozy aroma of aged rum. You’ll encounter it in tropical-themed perfumes, gourmand scents, and some masculine colognes. While…
Spicy · Woody Rotundone CAS 18374-76-0 Origin synthetic Note Middle to base IFRA Generally safe Data as of: Apr 2026 What Is Rotundone? Rotundone is a powerful aroma compound that gives black pepper its characteristic spicy kick. You encounter it in gourmand fragrances and some natural spice extracts. This molecule matters because it’s detectable at…
Citrus · Floral Rosin, polymd. CAS 65997-05-09 Origin synthetic Note N/A IFRA Professional use Data as of: Apr 2026 What Is Rosin, polymd.? Polymd. rosin is a synthetic resin used in adhesives, inks, and varnishes. It provides durability and binding properties. Consumers encounter it in industrial products rather than personal care. Its importance lies in…
Woody · Balsamic Rosin, hydrogenated CAS 65997-06-0 Origin synthetic Note Base IFRA Use with awareness Data as of: Apr 2026 What Is Rosin, hydrogenated? Hydrogenated rosin is a modified form of tree resin used in adhesives, inks, and some fragrance fixatives. It’s chemically stabilized to be more durable and less reactive. This ingredient matters in…
Floral · Sweet Rhodinyl formate CAS 0141-09-03 Origin synthetic Note Middle IFRA Generally safe Data as of: Apr 2026 What Is Rhodinyl formate? Rhodinyl formate is a synthetic fragrance ingredient used to add rosy, fruity notes to perfumes and personal care products. You’ll find it in body washes, fine fragrances, and scented candles. Its ability…
Floral · Green Rhodinyl acetate CAS 0141-11-7 Origin synthetic Note Top to Heart IFRA Generally safe Data as of: Apr 2026 What Is Rhodinyl acetate? Rhodinyl acetate is a synthetic fragrance ingredient used in perfumes and personal care products for its rosy, floral scent. It enhances floral compositions and adds a fresh, green undertone. Consumers…
Floral · Sweet Rhodinol CAS 6812-78-8 Origin synthetic Note Top to Heart IFRA Generally safe Data as of: Apr 2026 What Is Rhodinol? Rhodinol is a key synthetic aroma molecule used to create rosy, floral scents in perfumes and personal care products. Consumers encounter it in rose-themed fragrances, soaps, and lotions where it provides a…
Green · Sweet Pyruvic acid CAS 127-17-3 Origin synthetic Note Top IFRA Generally safe Data as of: Apr 2026 What Is Pyruvic acid? Pyruvic acid is a key metabolic compound found in all living cells, often encountered in skincare products promoting cellular renewal. This alpha-keto acid plays vital roles in both biochemistry and cosmetic formulations,…
Balsamic · Woody Pyroligneous acid extract CAS 8028-47-5 Origin synthetic Note Base IFRA Use with awareness Data as of: Apr 2026 What Is Pyroligneous acid extract? Pyroligneous acid extract, often called wood vinegar, is a smoky byproduct of charcoal production. It’s found in barbecue sauces, liquid smoke flavorings, and some niche fragrances evoking campfires or…
