What is in Quell
The active ingredients, the natural ones, and who makes it. 35 guides, newest first.
- Demulcent vs. emollient eye dropsDemulcents are water-friendly lubricants; emollients are oils. How FDA’s eye drop rules sort the two, where each fits in the tear film, and what Quell uses.
- Sterile water in eye dropsSterile Water is one of Quell’s inactive ingredients: the base the other ingredients are carried in. What it is, why it’s listed, and what it doesn’t do.
- Glyceryl undecylenate in eye dropsGlyceryl undecylenate is one of Quell’s 10 inactive ingredients. What PubChem says it is, where its fatty acid comes from, and how it fits the formula.
- Glycerin vs. glycerol in eye drops: same thing?Glycerin and glycerol are two names for one compound. Why labels differ, what federal rules call it, and how to compare glycerin eye drops on a label.
- Polysorbate 80 vs. polysorbate 20Polysorbate 80 and polysorbate 20 share a backbone but carry different fatty acids: oleic acid versus lauric acid. What that means, and which one Quell lists.
- Is polysorbate 80 in eye drops safe?Polysorbate 80 is a listed OTC eye drop lubricant. What FDA’s rules cover, why food headlines are a different context, and what Quell’s label warns.
- What are emulsion eye drops?Emulsion eye drops mix tiny droplets of oil through a watery base, which is why they look milky. How that applies to Quell, and what its label says.
- The tear film’s mucus layer, explainedThe mucus layer is the tear film’s innermost coat, helping watery tears spread evenly and cling to the eye. What it does, in plain terms.
- The tear film’s water layer, explainedThe watery middle layer is most of your tear film, and it’s the part that evaporates. What dries it out, and why the oil on top matters.
- What does polysorbate 80 do in eye drops?Polysorbate 80 is a lubricant active ingredient in some eye drops. What that label role means, where FDA lists it, and what the warnings say instead.
- What are eye drops made of?Eye drops are mostly purified water plus active ingredients that do the job and inactive ones like salts and buffers. How to read them, with Quell’s full list.
- Is it Quell or Queel? The eye drop name, spelledThe eye drops are spelled Q-U-E-L-L: Quell™, sold at quelldrop.com by Aurora Pharmaceuticals. Common misspellings, and how to avoid look-alike sites.
- Manuka honey in eye dropsQuell lists manuka honey among its inactive ingredients. What manuka honey is, where it comes from, how New Zealand defines it, and what the label says.
- Dead Sea salt in eye dropsQuell’s label lists Dead Sea Salt (Sodium Chloride) as an inactive ingredient. What that name means, how salt fits in a drop, and what the label claims.
- Terminalia chebula in eye dropsQuell lists a plant called Terminalia chebula among its inactive ingredients. What the plant is, where it grows, why the label spells it differently.
- Glyceryl laurate and glyceryl undecylenateTwo inactive ingredients on Quell’s label, both made by joining glycerin to a fatty acid. What each one is chemically, and what the label says about them.
- Poloxamer 188 and tromethamine in eye dropsTwo of the more technical names on Quell’s inactive list. What poloxamer 188 and tromethamine are chemically, their other names, and what the label says.
- Caprylyl glycol in eye dropsCaprylyl glycol is first on Quell’s inactive ingredient list. What the compound is, why it comes first, and how it fits a preservative-free label.
- What is the tear film?The tear film is the thin layer of oil, water and mucus covering your eye. How its three layers work together, how blinking renews it, and what dries it.
- How blinking spreads tears across the eyeWhat a blink actually does: sweeping old tears away, laying down a fresh film and spreading oil. Why partial blinks and screens matter, and blink breaks.
- Emu oil in eye dropsWhy Quell contains emu oil, what the carton says about it, and the egg and bird allergy caution that comes with it.
- The natural ingredients in QuellEmu oil, manuka honey, Dead Sea salt and Terminalia chebula sit alongside the lubricants in Quell. Where they appear on the label, and why.
- Glycerol in eye dropsGlycerol, also called glycerin, is one of Quell’s two lubricant active ingredients. What the label says about it, and how to read its strength.
- Polysorbate 80 in eye dropsPolysorbate 80 is one of Quell’s two lubricant active ingredients. What the label says about it, and where it sits among the other actives.
- Light mineral oil in eye dropsLight mineral oil is the emollient among Quell’s active ingredients. What emollient means on a label, and how it fits the oil-layer design.
- What “Patented MD Formula” meansQuell’s carton says Patented MD Formula. What that tells you about how it was developed, and what to read alongside it.
- Benzalkonium chloride in eye dropsBenzalkonium chloride is a common eye drop preservative. Why some people avoid it, how to spot it on a label, and why Quell contains none.
- “Give your dry eye the bird,” explainedQuell’s slogan comes from emu oil, one of its natural ingredients. The story behind it, and the allergy caution the same ingredient brings.
- Who makes Quell?Quell is sold by Aurora Pharmaceuticals, LLC and made by Aurora Pharmaceuticals, Inc, both of Brentwood, Tennessee. How to reach them.
- Is Quell vegan?No. Quell contains emu oil and manuka honey, both animal products. The full ingredient list, and the allergy caution that goes with it.
- What is meibum?Meibum is the oil that forms the outer layer of your tear film. Where it comes from, what it does, and how it relates to Quell’s design.
- What customers say about how Quell feelsWhat people who bought Quell said about how it feels and fits into their day, with names changed for privacy and nothing else edited.
- What size is a bottle of Quell?Quell comes in one size, a .33 fl oz (10 mL) bottle. What that holds at the labeled dose, and why there is no separate trial size.
- Fatty acids and antioxidants in QuellQuell’s formula is described as rich in bioactive fatty acids and botanical antioxidants. What that refers to, and what the label itself says.
- Why is it called Quell?To quell is to quiet or calm, which is where the tagline “Quiet the Storm” comes from. The name, the tagline and the slogan, explained.