Toolkit CoveCalculators for everyday projects

Answer

How much fragrance oil per pound of wax?

At the usual 6–10% load (GlassNow), a pound of wax takes 1 to 1.6 oz of fragrance oil: 1.3 oz (36 g) at 8%.

Open the candle wax calculator

A candle jar filled with wax up to the fill line, a fragrance bottle, and a scale reading the fill weightFill linewaxfragrance6.9 oz× 0.86
Fill weight (oz) = container capacity to the fill line (fl oz) × 0.86 (GlassNow). An 8 fl oz jar: 6.9 oz, split into 6.4 oz wax + 0.5 oz fragrance at 8%.

Fragrance oil per pound

Fragrance oil for 1 lb (16 oz) of wax
LoadOuncesGrams
6%127
8%1.336
10%1.645
12%1.954

Weigh it, don’t pour it

The load is a percentage of the wax’s weight, so weigh the fragrance oil on a scale. Fragrance oils differ in density, so a measuring cup won’t give the same amount.

More questions

Is more fragrance always stronger?

No. Past your wax’s maximum load (on its data sheet), oil can seep out of the candle.

How much fragrance for a 10 lb bag?

12.8 oz at 8%, or 16 oz at 10%.

How much fragrance oil per pound at 6%?

1 oz (27 g).

How much fragrance oil per pound at 10%?

1.6 oz (45 g).

How much fragrance oil for an 8 oz candle?

About 0.5 oz (14 g) at 8%, inside the 6.9 oz fill.

What is fragrance load?

The fragrance oil’s weight as a percentage of the wax’s weight. 8% means 8 oz of oil for every 100 oz of wax.

What’s the most fragrance oil I can add?

Your wax’s data sheet gives its maximum. GlassNow gives 6–10% as the usual range.

Should I measure fragrance oil by volume?

No: weigh it. The load is a percentage of the wax’s weight, and fragrance oils differ in density.

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