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Syns & Slimming World

How Many Syns in Sriracha?

By Jenny Updated

Sriracha is one of those magical squeezy bottles that earns permanent residence in any Slimming World kitchen. Born in the coastal town of Si Racha in Thailand and later popularised globally by the Huy Fong brand with its instantly recognisable green cap and rooster logo, this garlicky chilli sauce has become a staple condiment for slimmers who refuse to eat bland food. The good news? A teaspoon of standard sriracha clocks in at just half a syn, making it an incredibly economical way to transform free foods into something genuinely exciting.

The magic of sriracha on plan lies in how little you actually need. A quick squeeze over a Slimming World chilli con carne, a swirl through fat-free Greek yoghurt for a punchy dip, or a drizzle on top of speed-packed scrambled eggs delivers serious flavour for minimal syn outlay. Many slimmers use it in place of higher-syn condiments like sweet chilli sauce (which often runs 2-3 syns per tablespoon) or mayonnaise-based dressings, freeing up syns for the things that really matter, like a Freddo at the end of the day.

Nutritionally, sriracha is built from red chillies, distilled vinegar, garlic, sugar and salt. The sugar content is what generates the syns, but because the sauce is so concentrated and pungent, you naturally use very small amounts. It pairs beautifully with stir-fried speed vegetables, marinated chicken breast, prawns, tofu, and even works swirled into Mullerlight yoghurt for a savoury topping on baked potatoes. Just be mindful of the salt content if you are watching sodium, and always measure rather than free-pour, because those squeezy bottles can be deceptively generous when your hand slips mid-meal.

Per serving

Sriracha — syn values

Portion Syns kcal
1 tsp (5g) 0.5 7
1 tbsp (15g) 1.5 21
2 tsp (10g) 1 14
2 tbsp (30g) 3 42
1/4 cup (60g) 6 84
Per 100g 10 140
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 Sriracha.

10.0syns / 100g
Syns per 100g
useful for comparing brands
3%
of a 15-syn day
based on standard daily allowance
14kcal / syn
calories per syn
the lower, the more 'value' your syns get
6
portion sizes covered
from snack to full serving
0.5syns
cheapest portionat 1 tsp (5g)
smallest serving

Brand breakdown

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

Brand Product Portion Syns kcal
Huy Fong Sriracha Hot Chilli Sauce 1 tsp (5g) 0.5 7
Flying Goose Sriracha Hot Chilli Sauce 1 tsp (5g) 0.5 8
Lee Kum Kee Sriracha Chilli Sauce 1 tbsp (15g) 1.5 22
Encona Thai Sriracha Hot Chilli Sauce 1 tbsp (15g) 1.5 20
Blue Dragon Sriracha Sauce 1 tbsp (15g) 1.5 21
Tesco Sriracha Hot Chilli Sauce 1 tsp (5g) 0.5 7
Sainsbury's Sriracha Chilli Sauce 1 tbsp (15g) 1.5 23
Bart Sriracha Hot Chilli Sauce 1 tsp (5g) 0.5 8

Lower-syn sauce alternatives

Food Portion Syns vs current
Fish Sauce 1 tsp (5ml) FREE −0.5 syns
Soy Sauce 1 tsp (5ml) FREE −0.5 syns
Stock Cube 1 cube (Knorr / Oxo) FREE −0.5 syns
Tomato Puree 1 tbsp (15g) FREE −0.5 syns
Wine Vinegar 1 tbsp (15ml) FREE −0.5 syns

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