Millie Mackintosh looks stylish as ever in matching white separates and edgy leather jacket at book launch 

She's supporting the release of her best friend Madeleine Shaw's new cookery book.

So Millie Mackintosh was naturally the guest of honour at the Get The Glow launch party, held at Harvey Nichols in London on Thursday night.

The former Made In Chelsea star kept her look simple for the bash, donning cute matching separates from her own clothing collection.

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Hitting the town: Millie Mackintosh stepped out in London on Thursday evening to attend the launch of her friend Madeleine Shaw's new cookery book, Get The Glow

Hitting the town: Millie Mackintosh stepped out in London on Thursday evening to attend the launch of her friend Madeleine Shaw's new cookery book, Get The Glow

Millie toughened up her girly look with a leather jacket and strappy sandals, toting a handbag with chain detailing over one shoulder.

The 24-year-old beauty wore her brunette mane in a bedhead style and highlighted her sun-kissed complexion with bronzer.

The fitness fan has been waxing lyrical about her nutritionist pal Madeleine on her social media accounts, declaring how proud she is of her new venture.

Feminine with a twist: Millie toughened up her girly white skirt and top combo with a leather jacket

Feminine with a twist: Millie toughened up her girly white skirt and top combo with a leather jacket

Health fanatic: The star is obsessive about working out and eating healthily 

Health fanatic: The star is obsessive about working out and eating healthily 

All about balance: Millie, 24, says she works out to stay healthy, not to lose weight 

All about balance: Millie, 24, says she works out to stay healthy, not to lose weight 

'I've got a lot of love for this chic, my best friend and health coach @madeleine_shaw_ her book #gettheglow is #6 on amazon let's get it to #1', she enthused on Instagram.

Millie - who is married to rapper Professor Green - is quite the healthy food fanatic herself with a stint on Celebrity Masterchef under her belt and a passion for home cooking.

The Quality Street heiress, who has spoken out against 'thin-shaming' in the past after receiving abuse for her slender figure, is an advocate for training hard and eating balanced meals.

Best buds: Millie showed her support for nutritionist and food blogger Madeleine Shaw

Best buds: Millie showed her support for nutritionist and food blogger Madeleine Shaw

Proud pose: They showed off Madeleine's new book, Get The Glow, which is packed full of healthy eating tips

Proud pose: They showed off Madeleine's new book, Get The Glow, which is packed full of healthy eating tips

Centre of attention: The author was enjoying her big night, surrounded by family and friends

Centre of attention: The author was enjoying her big night, surrounded by family and friends

The boys are back in town: Made In Chelsea's Spencer Matthews, Proudlock and ex-cast mate Hugo Taylor were goofing around at the bash

The boys are back in town: Made In Chelsea's Spencer Matthews, Proudlock and ex-cast mate Hugo Taylor were goofing around at the bash

'No matter how stressful your day is, you have to focus when it comes to your workout and you come out feeling refreshed', she told MailOnline.

'It wakes you up and I feel like it gives me loads of fresh thoughts. It’s also the benefit of feeling fit and healthy, it’s not about weight loss for me, it’s about balance.

'I like to go out, I like to eat good food, so it’s about balancing off those naughty calories.'

Big night: Millie was in a great mood as she left the event, goodie bag in hand
Girls night: The star's husband Professor Green gave the bash a miss

Big night: Millie was in a great mood as she left the event, goodie bag in hand

Watch your step! MIC star Rosie Fortescue almost took a tumble outside the event 

Watch your step! MIC star Rosie Fortescue almost took a tumble outside the event 

YouTube sensations: Vlogger and make-up expert Tanya Burr and her boyfriend Jim Chapman were also in attendance at the launch party

YouTube sensations: Vlogger and make-up expert Tanya Burr and her boyfriend Jim Chapman were also in attendance at the launch party

Low-key glamour: Stylist and blogger Roxie Nafousi looked lovely in a black maxidress and red leather jacket

Low-key glamour: Stylist and blogger Roxie Nafousi looked lovely in a black maxidress and red leather jacket

Summery shorts: Presenter Olivia Cox opted for a menswear style shirt and distressed denim
Yee-ha! She set off the look with a pair of fringed ankle booys

Summery shorts: Presenter Olivia Cox opted for a menswear style shirt and distressed denim

Checking out the competition! Fellow healthy eating blooger-turned-author Ella Woodward showed her support

Checking out the competition! Fellow healthy eating blooger-turned-author Ella Woodward showed her support

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