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Syns & Slimming World

How Many Syns in Fish Fingers?

By Jenny Updated

Fish fingers occupy a curious spot on Slimming World — they feel like a healthy choice because the centre is white fish, but the breadcrumb coating drags them firmly into synned territory. A standard frozen fish finger weighs around 28g and typically carries 2 to 2.5 syns depending on the brand and breading thickness, which means a child-sized portion of two fingers is roughly 4.5 syns and an adult plateful of four pushes you close to 9 syns before you've added chips, beans or tartare sauce.

The fish itself — usually Alaska pollock, cod or haddock — would happily sit in your Free allowance if you bought it as fillets, but breadcrumbs and the oil they absorb during manufacturing change the maths considerably. Cooking method matters too.

Oven-baking on a mesh tray or in an air fryer keeps the syn value where the packet states, while shallow-frying in oil can add another syn or two per portion as the crumb soaks up fat. Plenty of members swap traditional fish fingers for homemade versions: dipping fillets of cod in beaten egg and then Free-friendly crushed cornflakes or fat-free natural yoghurt with paprika, baked until golden.

Done this way the dish stays Free, which is a sensible weekly habit if you eat fish fingers often. If you do reach for the freezer aisle, pair them with chunky Free-style chips made from Maris Pipers, mushy peas and a wedge of lemon for a proper chippy tea that won't derail your day.

Track them honestly, count the breadcrumbs, and they remain a perfectly workable family teatime option within the plan.

Per serving

Fish Fingers — syn values

Portion Syns kcal
1 fish finger (28g) 2.5 60
2 fish fingers (56g) 4.5 121
3 fish fingers (84g) 7 181
4 fish fingers (112g) 9 242
5 fish fingers (140g) 11 302
6 fish fingers (168g) 13.5 363
Syn values are based on Slimming World 2026 guidance. Always double-check with your group or app.

Numbers at a glance

Quick auto-calculated stats for Fish Fingers.

8.9syns / 100g
Syns per 100g
useful for comparing brands
17%
of a 15-syn day
based on standard daily allowance
24kcal / syn
calories per syn
the lower, the more 'value' your syns get
6
portion sizes covered
from snack to full serving
2.5syns
cheapest portionat 1 fish finger (28g)
smallest serving

Brand breakdown

Popular supermarket and branded products, with the portion-level syn count.

Brand Product Portion Syns kcal
Birds Eye Cod Fish Fingers 1 finger (28g) 2.5 56
Birds Eye Omega 3 Fish Fingers 1 finger (28g) 2.5 58
Young's Chip Shop Cod Fish Fingers 1 finger (38g) 4 86
Young's Omega 3 Fish Fingers 1 finger (28g) 2.5 55
Tesco 16 Cod Fish Fingers 1 finger (25g) 2 50
Sainsbury's 10 Cod Fish Fingers 1 finger (28g) 2.5 56
Asda Cod Fish Fingers 1 finger (28g) 2.5 57
M&S 10 Line Caught Cod Fish Fingers 1 finger (30g) 3 64

Lower-syn meat alternatives

Food Portion Syns vs current
Ham 1 slice wafer-thin ham (10g) FREE −2.5 syns
Tinned Mackerel In brine or water (100g) FREE −2.5 syns
Pastrami 30g (3-4 slices) 1 −1.5 syns
Bacon 1 back rasher grilled (35g) 1.5 −1 syns
Streaky Bacon 2 rashers (50g) 2 −0.5 syns

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