Skip to content
Syns & Slimming World

How Many Syns in Scampi?

By Jenny Updated

Scampi sits in a slightly awkward spot on Slimming World. The langoustine tails themselves are gloriously lean — white shellfish flesh that, if you poached or grilled it plain, would be Free Food. The trouble is that nobody really eats scampi that way. The dish we all picture, the golden nuggets that arrive in a paper-lined basket with a wedge of lemon and a pot of tartare, is wrapped in breadcrumbs and deep-fried, and that coating is what does the damage to your daily syns allowance.

A standard 100g portion of breaded, fried scampi works out at roughly 8 syns. That is not catastrophic, but it adds up quickly when you remember that a pub plate is rarely just 100g — six to eight pieces can tip you closer to 150g, and suddenly you are looking at 12 syns before you have touched the chips. Oven-baked supermarket scampi tends to be a touch lighter on syns than the pub version because there is less absorbed oil, but the breadcrumb load is similar.

The trick, if you fancy scampi without burning through half your daily allowance, is to think about the coating. Wholetail scampi tossed in beaten egg, rolled in seasoned panko and air-fried at 200°C for about ten minutes comes in noticeably leaner than shop-bought, and you can knock another syn or two off by using golden breadcrumbs sparingly. Pair it with Speed Free chips, a heap of garden peas and a homemade tartare made from fat-free yogurt, capers, gherkins and dill, and you have a Friday-night-feeling plate that respects your week.

If you are eating out, ask whether scampi can be grilled rather than fried — some gastropubs will oblige — and always weigh portions at home so the syn count reflects what is actually on the fork rather than a hopeful guess.

Per serving

Scampi — syn values

Portion Syns kcal
1 piece (12g) 1 27
3 pieces (36g) 3 82
6 pieces (72g) 6 165
100g portion 8 229
Pub plate (150g) 12 343
Sharing basket (200g) 16 458
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 Scampi.

8.3syns / 100g
Syns per 100g
useful for comparing brands
7%
of a 15-syn day
based on standard daily allowance
27kcal / syn
calories per syn
the lower, the more 'value' your syns get
6
portion sizes covered
from snack to full serving
1syns
cheapest portionat 1 piece (12g)
smallest serving

Brand breakdown

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

Brand Product Portion Syns kcal
Young's Wholetail Scampi (oven baked) 100g 8 220
Whitby Seafoods Wholetail Breaded Scampi 100g 9 240
Iceland Breaded Wholetail Scampi 100g 8 225
M&S Wholetail Scampi in Crispy Breadcrumbs 100g 9 245
Tesco Wholetail Scampi 100g 8 230
Sainsbury's Breaded Wholetail Scampi 100g 8 228
Lidl Ocean Sea Wholetail Scampi 100g 8 215

Lower-syn alternatives

Swaps that keep the feel of the original without the syn hit.

Grilled prawns or langoustine (no coating)

Free

Plain prawns or langoustine tails grilled with garlic, lemon and herbs are completely Free on Slimming World. You get all the seafood flavour without the breadcrumb Syn cost. Toss them with a squeeze of lemon and serve with SW chips and peas for a proper fish supper at zero Syns for the protein.

Homemade air-fried scampi (light crumb)

4 Syns per 6 pieces

Coat raw langoustine tails in beaten egg and a thin layer of seasoned panko breadcrumbs, then air-fry at 200C for 10 minutes. Using less crumb and no oil cuts the Syn cost from 6 to about 4 Syns for six pieces. The air fryer still gives a satisfying golden crunch.

Battered fish (oven-baked, smaller portion)

6 Syns per fillet

If you fancy a fish supper, a small oven-baked battered fish fillet can be comparable in Syns to a scampi portion but feels more substantial as a main. Pair with mushy peas and lemon rather than tartare sauce to keep the total lower.

FAQs

How many syns in scampi?

Breaded scampi comes in at roughly 1 Syn per piece (12g), so a standard six-piece portion costs around 6 Syns. A 100g serving is about 8 Syns, and a full pub plate at 150g will hit 12 Syns. The langoustine itself is lean, but the breadcrumb coating and frying oil are what drive the Syn count up. Oven-baking from frozen is slightly lighter than deep-frying.

Is scampi free on Slimming World?

Plain langoustine or prawns without any coating are Free on Slimming World. However, the breaded and fried scampi we all know and love is not Free. A 100g portion of breaded scampi costs 8 Syns. If you want scampi-style flavour for fewer Syns, try coating raw langoustine tails in egg and a thin layer of panko, then air-frying for a lighter result.

Can you eat scampi on Slimming World?

Yes, just plan your Syns accordingly. Six pieces of breaded scampi cost about 6 Syns, which is manageable as a Friday-night treat. Pair it with Free Food chips (oven-baked potatoes), mushy peas and a big salad to fill your plate without extra Syns. Homemade air-fried scampi with minimal breadcrumbs can reduce the cost to around 4-5 Syns for the same portion.

How many syns in pub scampi and chips?

A typical pub scampi plate (150g of breaded scampi) comes in at around 12 Syns before you count the chips, tartare sauce and anything else on the plate. The chips and sauce could easily add another 15-20 Syns. If eating out, ask for a grilled option if available, or stick to a smaller portion and swap chips for a side salad to keep the damage contained.

Lower-syn meat alternatives

Food Portion Syns vs current
Ham 1 slice wafer-thin ham (10g) FREE −1 syns
Tinned Mackerel In brine or water (100g) FREE −1 syns
Pastrami 30g (3-4 slices) 1 same

Newsletter

Kitchen-tested, inbox-ready.

One weekly email with new syn values, recipes, and honest food reviews. No spam, unsubscribe any time.

Slimming World tools

Free tools to plan, track, and compare your day on plan.