Golden Syrup

Food · Pantry & Condiment · Food, Typed Supps

Refinery by-product, rebranded as heritage. Seventy-five grams of sugar per hundred.

Stage by stage

Pourable (Texture): The sucrose was split with acid, which is what stops it crystallising.
Nothing to slow it (Stomach): No fibre, no protein, and the sugar is already inverted into its two halves.
Free sugar (Circulation): 74.9 g per 100 g — the highest of the syrups here.
Fructose (Liver): Inversion means the fructose arrives already separated, handled hepatically.

Timing

No timing. In baking it holds moisture, which is a real function and the reason recipes specify it.

Time to effect

15–30 min: Glycaemic peak.
Per 20 g: Around 15 g of free sugar — the most of any syrup here.

Allergens

Contains: Sulphites. Derived from what this food is, not from a product label.

Eating patterns

Fits: Vegan, Vegetarian, Pescatarian, Halal, Kosher, Gluten-free. Depends on the product: Low-FODMAP.

Satiety

Not scored: the satiety index is measured on 240 kcal servings, and nobody eats a 240 kcal serving of this. The question does not apply rather than the answer being unknown.

Environmental footprint

3.2 kg CO2e and 202 litres of freshwater per kg, matched to "Cane sugar" in Poore & Nemecek (2018), Science 360.

Cost band

Mid — roughly £5 per kg, as a band midpoint rather than a price.

Key nutrients

Sugar

Nutrition per 100g

Calories: 288
Protein: 0.2g
Carbohydrate: 74.9g
of which sugars: 74.9g
Sodium: 130mg

Food vs. supplement

Golden syrup is a useful reminder that traditional packaging is not evidence of anything. The product is the part of cane sugar refining that would not crystallise into something sellable, treated with acid so it never would.

Kitchen tip

If a recipe wants golden syrup for texture rather than sweetness, swapping it for granulated sugar will make the result drier as well as different.

Common myth

“Golden syrup is the old-fashioned, less refined option.” In reality: It is the opposite. Golden syrup is what is left over when sugar refiners have crystallised out everything they can sell, treated with acid so it never sets. At 74.9 g of sugar per 100 g it is the most sugar-dense thing in this batch after brown sugar itself. Its real virtue is culinary — it keeps baked goods soft — and that has nothing to do with being unrefined.