Tammy Hembrow shows off her sensational figure in a form-fitting purple dress as she celebrates six years of JSHealth Vitamins with millionaire founder Jessica Sepel

Tammy Hembrow flaunted her sensational figure in a standout dress as she stepped out for a luncheon to celebrate six years of JSHealth Vitamins on Thursday in Sydney.

The fitness star, who is engaged to Love Island Australia star Matt Zukowski, was a vision in violet as she was seen leaving Sails at Lavender Bay.

The 30-year-old was joined by JSHealth founder Jessica Sepel and several other influencers for the celebration. 

Tammy stunned in a sheer dress by Benni, which accentuated every inch of her toned figure.

The long skirt was a darker shade of violet to the off-the-shoulder top and hugged her curves.

Tammy paired the garment with white heels and a matching white mini Bottega Veneta handbag.

The Tammy Fit app creator wore her blonde hair down and parted in the middle.

For makeup, the fitness guru went with went for a bronze and glowing palette which complemented her gold earrings.

Tammy Hembrow flaunted her sensational figure in a standout dress as she stepped out for a luncheon to celebrate six years of JSHealth Vitamins on Thursday in Sydney. She is pictured with JSHealth founder Jessica Sepel

Tammy Hembrow flaunted her sensational figure in a standout dress as she stepped out for a luncheon to celebrate six years of JSHealth Vitamins on Thursday in Sydney. She is pictured with JSHealth founder Jessica Sepel 

Elsewhere, Jessica was the epitome of chic in a tailored white pantsuit.

The millionaire entrepreneur paired the sophisticated look with matching shoes and a designer bag by Victoria Beckham, and capped off the look with a stylish pair of sunglasses. 

The event featured a menu crafted from ingredients that reflect the essence of JSHealth's product range, with guests enjoying refreshing Magnesium mocktails that featured JSHealth's newly launched Magnesium Powder. 

Tammy stunned in a sheer dress by Benni which accentuated every inch of her toned figure

Tammy stunned in a sheer dress by Benni which accentuated every inch of her toned figure 

Tammy paired the garment with white heels and a matching white mini Bottega Veneta handbag

Tammy paired the garment with white heels and a matching white mini Bottega Veneta handbag 

The long skirt of the dress was a darker shade of violet and hugged her curves tight

The long skirt of the dress was a darker shade of violet and hugged her curves tight

Usually based in LA, Jessica wanted to host an intimate and special celebration while she was in Australia.

As a leading brand in the health and wellness space, JSHealth Vitamins aims to empower its community to make informed decisions about their wellness and the company takes an intuitive, solution-focused approach to promoting beauty from within.

Tammy flew down to Sydney especially for the event from the Gold Coast. 

The wildly popular influencer recently wowed her fans by revealing the gruelling exercise regimen she is undergoing ahead of her upcoming wedding.

She posted a clip to Instagram which captured her hard at work at a gym.

Elsewhere, Jessica was the epitome of chic in a tailored white pantsuit

Elsewhere, Jessica was the epitome of chic in a tailored white pantsuit 

The millionaire entrepreneur paired the sophisticated look with matching shoes and a designer bag by Victoria Beckham, and capped off the look with a stylish pair of sunglasses

The millionaire entrepreneur paired the sophisticated look with matching shoes and a designer bag by Victoria Beckham, and capped off the look with a stylish pair of sunglasses 

Tammy also posed with Amy Castano (pictured left) in a similar garment in mint

Tammy also posed with Amy Castano (pictured left) in a similar garment in mint

Tammy flew down to Sydney especially for the event from the Gold Coast

Tammy flew down to Sydney especially for the event from the Gold Coast

Tammy looked focused as she worked up a sweat by lifting weights and performing a variety of lunges and lower body exercises on a Seated Leg Press.

The clip showcased just how dedicated Tammy is to achieving her fitness goals before she ties the knot with Matt in November.

The head-turning beauty captioned the footage with some revealing words.

 'This challenge is based on the way I love to train and the way I personally see the most results,' she wrote. 

It follows reports that Hembrow is busy planning her wedding - and her honeymoon.

Tammy and Matt, 28, got engaged in December after just three months of dating and are set to tie the knot in Byron Bay later this year.