Candle

Adding a fragrance oil: scent families, IFRA, and flash point

Add the scents you pour with — pick their scent families, record the numbers Ellie needs to keep your candles safe, and paste in the supplier, IFRA-cert, and SDS links.

Ellie thinking
4 min readUpdated July 5, 2026Text

The Fragrance Oils shelf is where Ellie learns which scents you actually pour with. Adding one tells her what it smells like, how much you have, and — most importantly — the numbers that keep your candles safe to make. This is the deep dive on that add flow; for the four-shelf tour start with your candle pantry.


Start with a known brand (catalog match)

If you're adding a fragrance from a supplier Ellie knows, just start typing its name. As you type, she checks her catalog for a match — and when she finds one, an "I know this one!" card appears. Tap Yes, use this and she fills in the details for you: the brand, the scent families, and the fragrance's note pyramid, plus a reference to its safety specs behind the scenes.

So you're confirming what Ellie found rather than typing everything from scratch. If your fragrance isn't in the catalog, tap No, fill manually and fill in the fields below by hand — nothing about the rest of the flow changes.

Ellie doesn't read fragrance labels for you. You add each scent by hand, or accept a catalog match — every field below is something you type or confirm yourself.


Name the scent and its families

Give the fragrance a Name (this is the only required field) and, if you like, a Brand. Then tap the Scent families that fit it. The families are a fixed set of chips — Floral, Citrus, Fruity, Fresh, Herbal, Woody, Earthy, Spicy, Gourmand, Amber, Musk, and Smoky — and you can pick as many as apply. These are what Ellie reaches for when you ask her to build a scent story in the Scent Studio.

You can also spell out the fragrance's Top notes, Mid notes, and Base notes as comma-separated lists (for example bergamot, lemon for the top), and rate its Hot throw and Cold throw from 0 to 10 — how strongly it carries when a candle is lit versus sitting cold.


The two numbers Ellie leans on

Two fragrance details do real safety work, so it's worth getting them right — the same pair covered in the pantry overview:

  • Flash point — the temperature at which a fragrance oil can ignite. Ellie keeps your pour temperature below the flash point so you're adding fragrance safely; a recipe whose pour temp meets or exceeds it gets flagged. When you accept a catalog match, Ellie keeps the fragrance's flash point as a reference behind the scenes and uses it for that safety check.
  • Max load — the highest fragrance percentage the supplier rates for that oil in candles, usually tied to IFRA Category 12. Ellie doses fragrance as a percentage of your wax weight and won't push past this ceiling. More fragrance past the max doesn't mean more scent throw — it means sweating, a clogged wick, and a poorer burn.

If you don't know a fragrance's flash point or max load, check the supplier's product page or its safety sheet — Ellie would rather work from your real number than guess.


Preferred load, throw, and stock

Under Preferred usage % by product, you can record the fragrance load you like to pour for each kind of product. Pick a product type, enter a percentage, and tap Add; each row is editable and removable, and Ellie uses it when she sizes a batch so you're not re-deciding the load every time.

Set your On hand amount and its unit (oz, lb, g, or ml), and a Reorder at threshold so the fragrance flags itself when it runs low. On an existing fragrance you can also set its StatusIn stock, Low, Out, or Needs order — and low fragrances flow onto your shopping list the same way the rest of the pantry does.


At the bottom of the form you can paste three links, and each one is optional:

FieldWhat to paste
Supplier URLThe product page you ordered from. It shows up on the shopping list when this fragrance runs low.
IFRA certificate URLA link to the fragrance's IFRA compliance certificate.
SDS URLA link to the safety data sheet.

Once saved, these turn into quick Supplier, IFRA cert, and SDS links right on the fragrance's card, so the paperwork you need is one tap away.

Direct cert and SDS uploads come later. For now these are paste-a-link fields — keep the URLs somewhere handy when you order and drop them in here.


Saving and editing

Tap Save to add the fragrance, or Save & add another to keep going down your shelf without closing the form. Everything you enter is editable afterward — open any fragrance, tap Edit, and adjust its details or stock. When you're stocked up, Ellie can start suggesting these scents in the Scent Studio and check every recipe's fragrance load against the numbers you recorded.

For the shelves that go alongside this one, see waxes, wicks, and vessels.

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