How Many Syns In Microwave Popcorn? Find Out Here!

Updated on 
5 April, 2022

Is Microwave Popcorn Allowed On Slimming World? How Many Syns Does It Have?

Microwave popcorn is essential for a movie night at home, but these packets can often contain a high amount of oil, butter and fat inside of them meaning you need to be tracking their syn on the slimming world plan.

In terms of syns, microwave popcorn has different values according to the type and brand that you buy, on average you can expect them to have between 4-7 syns a serving though, with sweeter options often being higher. 

To keep you on track with your syns, we've discussed below how much microwave popcorn you can have in the slimming world, some syn values of different microwave popcorns, why it might be bad for you, low syn alternatives and our SW recipe!

How Much Microwave Popcorn Can I Have On Slimming World?

At 4-7 syns a serving, you could likely have up to two-three servings of microwave popcorn before using up all of your daily syns. Microwave popcorn is a healthy snack to have in moderation and will not cause you any weight gain.

You should be aware however that a lot of packs can contain a high amount of oil and salt to keep the kernels separate during popping. One serving of popcorn could have up to 6g of fat, 3g of which is saturated fat.

For sweet microwaveable popcorns, many brands use sweeteners rather than sugar to keep the calories low, if you're not keen on sweeteners it might be worth checking the ingredients before buying.

Syn Values Of Microwave Popcorn

Microwave popcorn syns vary according to the type and brand that you buy, so to help you out, we've listed some syn values below from popular brands.

  • Butterkist Microwave Sweet Popcorn 3X60g - 7 syns a serving.
  • Magicorn Eazypop Microwave Popcorn Salted Flavour 85G - 4 syns.
  • Butterkist Microwave Salted Popcorn 3X60g - 7 syns.
  • Popz 100 Calorie Popcorn Sweet 4 x 32g - 5 syns.
  • Propercorn Salted Microwave Popcorn 3X70g - 4 syns.
  • Propercorn Sweet Microwave Popcorn 3X70g - 4.5 syns.
  • Butterkist Microwave Popcorn Sweet & Salted 3X60g - 6.5 syns.
  • Eazypop Microwave Popcorn Butter 100g - 4 syns.
  • Eazy Pop Magicorn Sweet & Salted Microwave Popcorn 85g - 5 syns.
  • Eazypop Microwave Popcorn Sweet 100g - 4 syns.
  • Przysnacki Microwave Popcorn 100g - 6 syns.
  • Butterkist Salted Microwave Popcorn 210g - 7 syns.
  • Popz 50% Reduced Fat Salted Microwave Popcorn 3 x 80g - 5 syns.
  • Popz Sweet & Salty Microwave Popcorn 3 x 85g - 6.5 syns.
  • Popz 100 Calorie Popcorn 4 x 32g - 5 syns.

Can Microwave Popcorn Be Bad For You?

Over the years, there has been a lot of speculation on microwave popcorn and whether or not it's bad for you.

There was a time when lots of microwave popcorns contained diacetyl which is an artificial butter flavouring linked to lung issues, this popcorn is also super high in hydrogenated oil which contributes to the high trans-fat content.

Most microwave popcorns have preservatives and chemicals to stop the grease from the popcorn seeping through the bag, although the occasional bag will not harm your health, these are good points to be aware of if you are a popcorn lover.

Low Syn Alternatives To Microwaveable Popcorn

If you're not keen on microwaveable popcorns syns, we've got you covered with some already made popcorn bags below as low syn alternatives.

  • Regal Cinema Style Sweet Popcorn 250G - 7 syns a serving.
  • Tesco Sweet & Salted Popcorn 6X14g - 3.5 syns.
  • PROPERCORN Salted Caramel - 5 syns.
  • Sephra Sweet & Salty Popcorn 170G - 11 syns for half.
  • Metcalfe's Cinema Sweet Popcorn Sharing Bag - 4 syns.
  • M&S Sweet Popcorn - 5 syns for 20g.
  • Joe & Seph's Caramel & Belgian Chocolate Popcorn - 5 syns.
  • Joe & Seph's Popcorn Banoffee Pie - 4.5 syns.
  • Joe & Seph's Popcorn Classic Caramel - 5 syns.
  • Sainsbury's Simply Salty Butterfly Popcorn 90g - 4.5 syns.
  • Sainsbury's Sweet & Salty Butterfly Popcorn 110g - 4.5 syns.
  • Metcalfe's Sweet & Salt Popcorn Multipack 6x17g - 4 syns.
  • Butterkist Popcorn Toffee 170g - 6.5 syns.
  • Sainsbury's Simply Sweet Butterfly Popcorn 110g - 4.5 syns.
  • Butterkist Popcorn Sweet & Salted 100g - 8 syns.
  • Butterkist Popcorn, Sweet Cinema Style 6x12g - 3 syns.
  • Butterkist Crunchy Orange Chocolate Flavour Toffee Popcorn 155g - 6.5 syns.
  • Tesco Salted Popcorn 85G - 5.5 syns.
  • Tesco Sweet Popcorn 110G - 6.5 syns.

How To Make Your Own SW Friendly Popcorn

One way to reduce the syns from your popcorn snacking is by making your own at home, this recipe below has 7 syns a serving and even includes chocolate chips!


  • 40g of popcorn.
  • Pinch of sweetener.
  • 10g of chocolate chips.
  • Two tablespoons of maple syrup.
  • Cinnamon.
  • One tablespoon of milk and water.


  1. Make your popcorn up on the stove, add some low cal cooking spray then salt and stevia to coat the popcorn.
  2. Grab a saucepan and add your syrup, cinnamon, milk and water then allow the mix to come to a bubble, coat the popcorn then add your chocolate chips and serve!

Last Words

Overall, microwave popcorn has varying syns between 4-7 depending on the type and brand you choose, we would always check the ingredients before buying microwave popcorn to see how much fat and oil they contain.

To save syns, we suggest buying popped corn already from the supermarket or making your own at home with our recipe above!

Jennifer is a certified nutritionist and weight loss coach with a Master's in Nutrition from Cambridge. With over 10 years experience, she shares healthy recipes and science-backed slimming tips on SheCooksSheEats to help people reach their wellness goals. Jennifer stays up-to-date by regularly attending conferences and continuing her nutrition education. She aims to provide research-backed advice to inspire balanced, happy living.
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