Glycerin
Learn what Glycerin (E422) is, why it's added to food, whether it's safe, and which products contain it.
Generally recognized as safeWhat is Glycerin?
A food additive with roles as a sweetener, stabilizer, humectant, emulsifier, thickening agent, and filler. It is naturally present in blood and all fats but is industrially obtained from propane or sugars through bacterial fermentation. It is also used as a carrier for other food additives. It is metabolized by the body and serves as an energy source. It is used according to recipe guidelines in dairy products, sweets, creams, emulsified fats (with or without flavorings), sauces, snacks, ice cream, processed fruits and vegetables, preserved foods, meat, fish, eggs, spices, soups, broths, edible casings, plant-based proteins, dietary supplements, condiments, mustard, alcoholic and non-alcoholic beverages, and dietary products.
Why is Glycerin added to food?
Glycerin (E422) is a humectant commonly found in: Confectionery and bakery products.
Permitted quantity: No maximum allowable dose has been established.
Is Glycerin safe?
Generally recognized as safe
No secondary effects have been reported at the quantities incorporated into foods.
Is Glycerin banned anywhere?
✓ Not currently banned in the EU or known to be restricted in other countries.
Is Glycerin okay for kids?
Not allowed in foods intended for infants and children under 4 years old.
Common foods that contain Glycerin
- Confectionery and bakery products
How to spot Glycerin on labels
Look for any of these names in the ingredients list:
- E422
- Glycerin
Common misspellings to watch for:
- glycerln
- qlycerin
- glycerin
- glyeerin
Better alternatives
• In large doses, glycerin may cause headaches, nausea, and a pronounced sensation of thirst. • Excessive consumption may lead to electrolyte imbalances and dehydration, as glycerin acts as an osmotic agent, drawing water from tissues and causing a faster loss of fluids from the body. • It may cause gastrointestinal irritation, such as bloating or abdominal discomfort, particularly in people sensitive to food additives or those with pre-existing gastrointestinal conditions. • People with kidney disorders should avoid high glycerin intake, as it can strain kidney function by increasing fluid and electrolyte excretion. • In rare cases, it may cause mild allergic reactions, manifested by symptoms such as rashes, itching, or redness.
Also known as
- glycerln
- qlycerin
- glycerin
- glyeerin
Scan products with BioBrief
Not sure if a product contains Glycerin? BioBrief scans the barcode and instantly shows you every additive in the ingredients list — including E422 — with a plain-language explanation.
Frequently asked questions about Glycerin
- Is Glycerin safe to eat?
- No secondary effects have been reported at the quantities incorporated into foods.
- Is Glycerin banned anywhere?
- Glycerin is not currently banned in the EU or known to be restricted in other countries.
- Is Glycerin safe for children?
- Not allowed in foods intended for infants and children under 4 years old.
- How do I spot Glycerin on a food label?
- Look for E422, Glycerin in the ingredients list. It may also appear as: glycerln, qlycerin, glycerin.
Ingredients change. Always check the actual product label before purchasing. Information on this page is for educational purposes only.