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Syn values

How Many Syns in Tahini?

By Jenny Updated

Tahini costs 4 syns per 1 tbsp (15g) on Slimming World. It is not free, but it is manageable within your daily allowance with a little planning. Ground sesame paste; very calorie-dense and high in syns. Sauces and condiments are where syns accumulate quietly on Slimming World. A tablespoon here and a squeeze there can add four or five syns to a meal before you have noticed. The reliably syn-free options are plain vinegar, most mustards, soy sauce, Worcestershire sauce, sriracha, and tomato purée — worth building into your cooking as go-to flavour sources that cost nothing.

Per serving

Tahini — syn values

Portion Syns kcal
1 tbsp (15g) 4 91
2 tbsp (30g) 8 182
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 Tahini.

26.7syns / 100g
Syns per 100g
useful for comparing brands
27%
of a 15-syn day
based on standard daily allowance
23kcal / syn
calories per syn
the lower, the more 'value' your syns get
2
portion sizes covered
from snack to full serving
4syns
cheapest portionat 1 tbsp (15g)
smallest serving

Quick facts

  • Tahini is 4 syns per 1 tbsp (15g)
  • 2 portion sizes covered in the table below
  • Lowest portion: 4 syns (1 tbsp (15g))
  • Highest portion: 8 syns (2 tbsp (30g))
  • Not Healthy Extra eligible
  • Not a free food — counts toward daily syns
  • Ground sesame paste; very calorie-dense and high in syns.

How Tahini compares

At 4 syns for the smallest tracked portion, Tahini sits above most sauce options on Slimming World — typical syn values for sauce range from 0.5 to 3.5 syns per portion, with the median around 1.5 syns. Knowing where Tahini sits in that range helps you decide whether it earns its place in your day or whether a swap saves you syns for something else.

When to choose Tahini on Slimming World

Tahini is best treated as a planned snack or portion-controlled treat once a day on Slimming World. At this syn level you can fit it in most days, but only if you decide in advance — leaving it to chance usually means either skipping it or doubling up. Building it into the start of your day gives you the satisfaction without the guilt and keeps the rest of your allowance free for anything else.

Common Slimming World mistakes with Tahini

The biggest miss with Tahini is the squeeze. A "drizzle" from a squeezy bottle is usually 1 to 2 tablespoons, not 1 teaspoon — and that turns a 1-syn drizzle into 4 to 6 syns silently. Measuring with a teaspoon for a week recalibrates the eye. The other slip is forgetting that "low-fat" or "lighter" versions are not always free — many still carry syns, just fewer than the full-fat version.

Daily tips for Tahini

At 4 to 8 syns for a standard serving, Tahini fits comfortably into most days without requiring any special planning. The most effective approach is to count it in at the start of the day rather than adding it up at the end — this way it does not feel like a surprise.

If you use Tahini regularly, look at the full table above to find the portion that gives you the best value. Smaller, more intentional portions often provide the same satisfaction as a larger casual serving for noticeably fewer syns.

FAQs

Is Tahini free on Slimming World?

No, Tahini is not free on Slimming World. A 1 tbsp (15g) is 4 syns. You can absolutely include it on plan — it just needs to be counted within your daily syn allowance of 5 to 15 syns. Most people find 10 to 15 syns comfortable and still lose weight consistently.

How many syns is Tahini per serving?

A 1 tbsp (15g) of Tahini is 4 syns on Slimming World, with approximately 91 calories. The full breakdown by portion size is in the table above, which covers all common serving sizes.

Which sauces and condiments are free on Slimming World?

Plain vinegar, most types of mustard (yellow, wholegrain, Dijon, English), soy sauce, fish sauce, Worcestershire sauce, sriracha, hot sauce, and most dried herbs and spices are completely free on Slimming World. Tomato purée, passata, and stock are also free. The ones to watch are creamy sauces, oil-based dressings, mayonnaise, and anything with added sugar — these all carry syn values that can add up quickly if used generously.

What are lower-syn alternatives to Tahini?

Syn-free sauce options on Slimming World include Worcestershire sauce, soy sauce, fish sauce, most vinegars, sriracha, mustard, and lemon juice. These work well as the base for marinades, stir-fry sauces, and salad dressings without adding any syns. Tomato purée and passata are also free and form the foundation of many pasta and curry sauces at zero syn cost. If you are looking for more specific alternatives to Tahini, the syn table above can help you compare portion sizes and find a serving that fits your allowance better.

Lower-syn sauce alternatives

Food Portion Syns vs current
Fish Sauce 1 tsp (5ml) FREE −4 syns
Soy Sauce 1 tsp (5ml) FREE −4 syns
Stock Cube 1 cube (Knorr / Oxo) FREE −4 syns
Tomato Puree 1 tbsp (15g) FREE −4 syns
Wine Vinegar 1 tbsp (15ml) FREE −4 syns

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