Slimming World vouchers and discount codes 

Aug 2026 

Featured offer for Slimming World groups

Free membership plus free weeks when you join a Slimming World group…

Get free membership when you commit to 6 or 12 weeks of group support – proven to bring better results than paying weekly!  

Plus, you’ll get… 

• one week free when you commit to 6 weeks of group support* – total saving £11.95  

• two weeks free when you commit to 12 weeks of group support* – total saving £18.90 

Find your group today

Offer available in Scotland: 16th August to 5th September 2026. All other areas: 30th August to 19th September 2026.

Featured offer for Slimming World Online

Join Slimming World Online and save £5!

Sign up to our Bronze, Silver or Gold Slimming World Online membership package between 30th August and 19th September 2026 and save £5. Use the code AUTUMN26 at the online checkout.  

Join Slimming World Online today

What’s included when you join Slimming World?

Featured offer for Slimming World Kitchen

The big August giveaway

To celebrate a stress-free summer (when it comes to mealtimes, at least), we’re giving away stacks of surprise Slimming World Kitchen goodies. We’ll pop something extra-special in a whopping 50 boxes every week, starting with boxes being delivered on Thursday 6th August.**

Make life that bit easier with a delivery of everything you need to make healthy meals (that the whole family will love!), plus get the chance to win a special Slimming World Kitchen treat. It’s the smart way to do summer!

Slimming World vouchers for group   

Woman’s Own magazine – free membership (save £5) when you join a Slimming World group   

Find your voucher in magazines on sale 25th – 31st August 2026. Voucher valid until 7th September 2026. Terms and conditions apply.  

Discover what happens in a Slimming World group

Discount codes for digital-only Slimming World Online membership   

Woman’s Own magazine – £15 off a Slimming World Online Gold, Silver or Bronze membership package    

Find your code in magazines on sale 25th – 31st August 2026. Voucher valid until 7th September 2026. Terms and conditions apply.  

Find out more about Slimming World Online 

Try a week of Food Optimising, for free!

Would you love to sample the Slimming World plan? Enter your details below to receive your choice of classic, vegetarian or vegan menu.

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I’d like the classic menu

I’d like the vegetarian menu

I’d like the vegan menu

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*Standard membership fee is £5 and weekly group fee is £6.95. All prices shown are recommended retail prices. At participating groups. Please see full terms and conditions.

**Your last chance to win is in boxes delivered on 29th August.