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Jessica Simpsons Weight Loss Journey: An Overview

Jessica Simpson’s weight loss journey has been a source of inspiration for many. After giving birth to her third child, she on a mission to achieve a healthier lifestyle, which led to her losing an impressive 100 pounds​​!

Simpson’s struggle with weight has been a lifelong battle, impacting her mental health and self-esteem, as she details in her memoir, “Open Book.”

Throughout her journey, Simpson emphasized the importance of self-care and body positivity. She shared her past struggles with addiction and its impact on her mental health and self-image. Simpson expressed in an interview, “I love my body now… there’s something about a woman and a mother“​​. 

 “I have gained and lost 100lbs 3x, so I never thought this moment could happen, but I’m finally spring breakin’ wearin’ a BIKINI!!!!!!” – she recently announced.

Jessica Simpson Weight Loss

Jessica Simpson Before Losing 100 lbs – Up to Change!

Before her impressive 100-pound weight loss, Jessica Simpson faced different challenges related to her weight and self-image. 

  • During her pregnancy with her third child, Birdie Mae, she reached 240 pounds​​!

Simpson has been candid about her struggles with weight throughout her life, affecting her mental health and self-esteem. However, in 2019, after the birth of her daughter, Simpson decided it was time for a change…

Also, read – A Step-by-Step Plan on How to Stop Overeating and Develop Healthy Eating Habits

Jessica Simpson Eating Disorder – Personal Struggles With Body Image

In her 2020 memoir “Open Book,” Simpson reveals her body image struggles began as a pre-teen pop star when she was put on an extreme diet, resulting in an addiction to diet pills as an adult. 

  • She says she would go days without eating a proper meal only to binge late at night, then take diet pills and throw up. 

Simpson notes she hit her lowest while filming Dukes of Hazzard in 2005 when the intense focus on her body in the role led to her feeling tremendous self-pressure. Though she lost weight for the part, she says she was still made to feel “fat” on set, destroying her self-esteem. 

Jessica says that while she still struggles with negative body image at times, she now strives to be healthy and accepts herself as she is. 

The Turning Point: How Did Jessica Simpson Lose Weight?

  • Holistic Method. She combined diet and exercise for a balanced approach​​.
  • Strength Training. She incorporated it into her workout routine to build muscle and boost metabolism​​.
  • Cardio Exercises. Jessica Simpson weight loss plan includes walking and running for calorie burn and cardiovascular health​​.
  • Balanced Diet. Created with a nutritionist, focusing on protein, healthy fats, and whole grains​​.
  • Portion Control. Practiced to avoid overeating and manage calorie intake​​.
  • Hydration. Emphasized drinking plenty of water throughout the day.

Did Jessica Simpson Weight Loss Surgery Real? Debunking Rumors

Despite years of public speculation, Jessica Simpson has denied getting weight loss surgery. In her 2020 memoir “Open Book,” she clarifies that she lost weight through diet and exercise alone, enhanced by her trainer, Harley Pasternak.

“I have been accused of having all kinds of work done, like liposuction and gastric bypass surgery. I’ve done neither.” 

Workout Jessica Simpson Weight Loss Regimen: How Regularity Contributed to Her Losed Pounds

Her trainer, Harley Pasternak, reveals that the key was a commitment to a regular regimen over time. Pasternak designed a 5-factor plan for Simpson involving a balanced diet, regular workouts with resistance training, and steps per day.

Her trainer sessions involved waking up early for a 45-minute workout five days a week and daily step goals. Though the process spanned years through pregnancies and setbacks, sticking to the plan enabled major progress.

The Numbers: How Much Weight Did Jessica Simpson Lose?

Jessica Simpson lost an impressive 100 pounds. This remarkable weight loss occurred following the birth of her third child!

What Did Jessica Simpson Eat to Lose Weight? Diet Secrets

  • Balanced, portion-controlled meals 

5 small meals spaced evenly throughout each day boosted metabolism. Meals had a mix of lean protein, high-fiber carbs, and healthy fats.

  • Limiting alcohol/sugary drinks 

Simpson cut way back on alcoholic and sugary beverages, which enabled dropping pounds quickly. She stayed hydrated with water and unsweetened drinks.

  • Nutrient-dense foods 

Each meal packs a nutritional punch with wholesome ingredients like fresh fruits/veggies, whole grains, organic poultry, and grass-fed meats. These nourished her body while minimizing overall calorie intake.

  • Allowing treats 

Jessica Simpson weight loss diet let her indulge the occasional craving in moderation, so she stayed on track long-term.

  • Tailored calorie needs 

Pasternak personalized Simpson’s calorie intake for a safe, sustainable deficit to spur weight loss averaged out across each week.

Jessica Simpson Weight Loss Smoothie for Success!


  • 1 Cup unsweetened almond milk
  • 1⁄2 Frozen banana
  • 1 Scoop vanilla protein powder
  • 1 Tbsp natural almond butter
  • 1 Handful spinach
  • Dash of cinnamon
  • Ice as needed


Blend all ingredients until smooth. Jessica would enjoy this vitamin-rich smoothie daily, using it as one meal replacement while following her trainer’s technology “diet”. 

Also, read – Recipes for Healthy Smoothies for Weight Loss

Jessica Simpson Before and After Weight Loss

Jessica Simpson 2013 Weight Loss – A Year of Change

2013 marked a major year in Jessica Simpson’s weight loss journey, filled with ups and downs. After having her second child, Simpson prioritized losing the baby weight in 2013. 

She began working intensely with trainer Harley Pasternak, who put her on a diet and exercise plan that eventually led her to lose over 50 pounds that year.

Recent Developments: Jessica Simpson Weight Loss 2019

2019 marked another productive year for Jessica Simpson as she continued improving her health and fitness while balancing motherhood. 

After giving birth to her third child in early 2019, Simpson wasted no time getting back into body reset diet under the guidance of longtime trainer Harley Pasternak.

Between nurturing a newborn and running her billion-dollar fashion empire, Simpson overcame obstacles in 2019 while prioritizing her health. 

Jessica Simpson 2022 Weight Loss? Current Status

As of 2022, Jessica Simpson continues to showcase impressive long-term weight loss maintenance, around 100 pounds below her peak weight. Now a mother of three young children, she has settled into new lifestyle habits (even quality sleep!) that keep her mindful without obsessing over every pound.

Her current healthy figure exemplifies the tremendous progress made from years of commitment to diet and fitness goals through life’s ups and downs

Jessica Simpson Weight Loss

Jessica Simpson Weight After Baby: Post-Pregnancy Weight Loss Strategy

  • Began walking daily to rebuild stamina while also keeping up with resistance training
  • Followed meal plan with five nutrient-dense, portion-controlled meals spaced evenly to accelerate metabolism
  • Staying hydrated by prioritizing water and unsweetened teas instead of calorie-dense, sugary beverages
  • Slept 8 hours nightly even with baby schedules disrupted; rest enables weight loss
  • Let go of the pressure to “snap back” instantly to her pre-pregnancy weight; adopt gradual progress through commitment
  • Balanced splurges for treats in moderation so never felt deprived, which can lead to bingeing
  • Relied on support systems like trainer, husband, and other moms to stay motivated

After All, Big Question: How Much Does Jessica Simpson Weigh?

While specific Jessica Simpson body shape is ultimately her business, the more meaningful takeaway from her journey is the hard-won wisdom she has shared about achieving health goals sustainably.

She hopes her experience can inspire others to discover their path to wellness by taking small, sustainable steps rooted in self-care. Tune out, talk about arbitrary weights, and instead check in with what makes you feel healthy and confident!

Mary has a Master of Science in Nutrition and is a Registered Dietitian. Currently, Mary works in nutrition research. Her research interests focus on the dietary, biological, metabolic, or behavioral differences in individuals with obesity and other chronic conditions. Mary will begin her Ph.D. in nutrition in the Fall. In her free time, you will usually find Mary hiking, at Pilates or Yoga, cooking, or reading.