The most common incompatible ingredients found in products.
| Ingredient | Total Foods | Diet | Description | Compatibility |
|---|---|---|---|---|
| Natural | 53,711 | Vegetarian | Ingredients are not synthetic or artificial, but extracted directly from plants or animal products | Sometimes Vegetarian |
| Citric | 35,393 | Vegetarian | Emulsifier - May contain animal fat as it is derived from Glycerin/Glycerol. | Sometimes Vegetarian |
| Dextrose | 29,078 | Vegetarian | Sometimes derived from animal tissues and fluids. Check the label to determine if suitable. | Sometimes Vegetarian |
| Calcium | 22,430 | Vegetarian | May be animal based. Double check the label to be sure of the origin. | Sometimes Vegetarian |
| Vitamin | 16,085 | Vegetarian | Likely animal based but may be plant based. Check the label to verify the source of the ingredient. | Sometimes Vegetarian |
| Disodium | 7,322 | Vegetarian | Flavor Enhancer - Often made from animals. | Sometimes Vegetarian |
| Fish | 5,913 | Vegetarian | Fish are not considered a vegetarian food. | Never Vegetarian |
| Palmitate | 5,612 | Vegetarian | A fatty acid most commonly derived from palm oil but may be derived from animals as well. | Sometimes Vegetarian |
| Beef | 4,661 | Vegetarian | Not a vegetarian friendly option. Beef is taken from the body of a cow. | Never Vegetarian |
| Chicken | 4,643 | Vegetarian | Chicken is not a vegetarian option if meat or flesh from an animal. | Never Vegetarian |
| Pork | 4,325 | Vegetarian | Pork, or pig, is not considered a vegetarian option. | Never Vegetarian |
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| Gelatin | 4,165 | Vegetarian | Protein obtained by boiling animal skin, connective tissue or bones, usually from cows or pigs. | Never Vegetarian |
| E471 | 4,145 | Vegetarian | Mono and di-glycerides of fatty acids (sometimes derived from animal fats). | Sometimes Vegetarian |
| Polysorbate | 3,299 | Vegetarian | Derivatives of fatty acids, which are commonly sourced from animals. In cosmetics, foods. | Sometimes Vegetarian |
| Meat | 2,534 | Vegetarian | Meat is not a vegetarian option as it is derived from an animal. | Never Vegetarian |
| Propylene | 1,598 | Vegetarian | Emulsifier - May contain animal fats. | Sometimes Vegetarian |
| E120 | 1,549 | Vegetarian | Coloring - Cochineal (another name for carminic acid, a pigment made from powdered insects) | Never Vegetarian |
| Turkey | 1,493 | Vegetarian | Not a vegetarian food if derived from the flesh, meat, or tissue of a turkey. | Never Vegetarian |
| Molluscs | 1,449 | Vegetarian | Mollusca is the second largest phylum of invertebrate animals. Not a vegetarian option. | Never Vegetarian |
| Glycerin | 1,443 | Vegetarian | Often derived from animal fat but may also be plant based. | Sometimes Vegetarian |
| Bacon | 1,135 | Vegetarian | Bacon is a type of salt-cured pork/pig. Not considered a vegetarian option. | Never Vegetarian |
| Shrimp | 929 | Vegetarian | Shrimp is not considered a vegetarian food. | Never Vegetarian |
| Worcestershire | 718 | Vegetarian | Many varieties of Worcestershire sauce contain anchovies. Check the ingredients to be sure. | Never Vegetarian |
| Cysteine | 671 | Vegetarian | An amino acid found in the hair protein keratin. | Sometimes Vegetarian |
| Tuna | 597 | Vegetarian | Tuna is obtained from the tuna fish. Not a vegetarian food option. | Never Vegetarian |
| Salmon | 574 | Vegetarian | Salmon is a kind of fish. Not considered a vegetarian food. | Never Vegetarian |
| Lard | 558 | Vegetarian | Fat from the abdomen of a pig that is rendered and clarified for use in cooking. | Never Vegetarian |
| E422 | 547 | Vegetarian | Sweetener - Likely plant-based but may be derived from animal fat. | Sometimes Vegetarian |
| Polyglycerol | 533 | Vegetarian | A byproduct of soap manufacture (normally uses animal fat). | Sometimes Vegetarian |
| E631 | 511 | Vegetarian | Disodium Inosinate: Can be produced from meat, fish or tapioca starch. | Sometimes Vegetarian |
| Carbon | 502 | Vegetarian | Coloring derived from animals unless otherwise described as plant based. | Sometimes Vegetarian |
| Sheep | 479 | Vegetarian | Sheep are not considered a vegetarian option. | Never Vegetarian |
| Carmine | 442 | Vegetarian | Red pigment extracted from the crushed carcasses of the cochineal insect, a cactus-feeding insect. | Never Vegetarian |
| Animal | 407 | Vegetarian | This product contains an animal derivative. May not be vegetarian friendly. | Never Vegetarian |
| Anchovy | 401 | Vegetarian | A small fish often used to give non-vegetarian food a salty flavor. | Never Vegetarian |
| Fur | 361 | Vegetarian | The skin of an animal. Used in clothing. | Sometimes Vegetarian |
| Marine | 319 | Vegetarian | Likely from fish or marine mammals (including porpoises). | Never Vegetarian |
| Crab | 305 | Vegetarian | Not a vegetarian option if sourced from a crab. | Never Vegetarian |
| Diglyceride | 301 | Vegetarian | Emulsifier - May contain animal fats. | Sometimes Vegetarian |
| Collagen | 279 | Vegetarian | Protein found in most tissues, including bone, cartilage and skin. Typically from cows or chickens. | Sometimes Vegetarian |
| Pollock | 273 | Vegetarian | Pollock is a fish. Not a vegetarian option. | Never Vegetarian |
| Skin | 187 | Vegetarian | Animal based unless labeled as faux or artificial. | Never Vegetarian |
| Cod | 157 | Vegetarian | Not a vegetarian option if from the cod fish. | Never Vegetarian |
| Diacetyl | 119 | Vegetarian | Emulsifier - May contain animal fat as it is derived from Glycerin/Glycerol. | Sometimes Vegetarian |
| Lobster | 111 | Vegetarian | Not considered a vegetarian option if sourced from the meat or tissue of a lobster. | Never Vegetarian |
| Tallow | 102 | Vegetarian | Solid fat of sheep and cattle separated from the membranous tissues. Typically found in margarine. | Never Vegetarian |
| Retinol | 95 | Vegetarian | Vitamin A obtained from vegetables, egg yolks, or fish liver oil. | Sometimes Vegetarian |
| Monoglyceride | 95 | Vegetarian | Often from animal fat but may be plant based. Check the label. | Sometimes Vegetarian |
| Squid | 85 | Vegetarian | Squid is a sea animal and is not considered to be a vegetarian food. | Never Vegetarian |
| Amino | 83 | Vegetarian | The building blocks of protein in all animals and plants. | Sometimes Vegetarian |
| Cochineal | 80 | Vegetarian | Red pigment extracted from the crushed carcasses of the cochineal insect, a cactus-feeding insect. | Never Vegetarian |
| Lamb | 79 | Vegetarian | Not vegetarian if meat or tissue sourced from a lamb/young sheep. | Never Vegetarian |
| Duck | 73 | Vegetarian | Not a vegetarian option if sourced from a duck. | Never Vegetarian |
| Acetylated | 68 | Vegetarian | Can come from fish oil, egg yolks, butter, lemongrass, wheat germ oil, carotene in carrots, etc. | Never Vegetarian |
| Blood | 61 | Vegetarian | From any slaughtered animal. Possibly in foods such as lecithin. | Never Vegetarian |
| Xantham | 61 | Vegetarian | A derivative of bacterial fermentation. Chicken lysozyme may be used in the manufacturing process. | Sometimes Vegetarian |
| Bee | 53 | Vegetarian | This product contains an ingredient derived from bees. May not be vegetarian friendly. | Sometimes Vegetarian |