marshmallow fluff.

Per 100g, marshmallow fluff contains approximately 333 calories, 0.5g protein, 83.3g carbohydrates (almost entirely sugar), and 0g fat. It is also typically very low in sodium. Its primary benefit is providing a quick source of energy from simple carbohydrates.

Most commercial brands of marshmallow fluff are not vegan because they contain egg whites. Some traditional recipes and specialty brands may also include gelatin, an animal-derived ingredient. Always check the ingredient list for specific vegan claims.

Yes, marshmallow fluff is typically gluten-free. Its main ingredients—sugar, corn syrup, dried egg whites, and vanilla flavor—do not contain gluten. However, it's always wise to check the product label for specific gluten-free certification if you have a severe allergy or sensitivity.

Unopened jars of marshmallow fluff should be stored at room temperature in a cool, dry place. Once opened, keep the jar tightly sealed at room temperature. Refrigeration is not necessary and can cause the fluff to stiffen and become difficult to spread.

Unopened marshmallow fluff has a long shelf life, often lasting for several months to a year past its production date, indicated by a 'best by' date on the jar. Once opened, it's best consumed within a few weeks for optimal texture and freshness, though it can remain safe to eat longer if properly sealed.

Yes, marshmallow fluff typically contains egg whites, which are a common allergen. Individuals with egg allergies should avoid it or look for specific egg-free alternatives. It is generally free of other major allergens like dairy, nuts, soy, and gluten, but always check the label.