Jenna Foster
Fit to Thrive
Type-A Scientist meets holistic health. I’m Jenna Foster, a functional nutrition coach, and personal trainer who also has a PhD in biomedical engineering. After overcoming my own journey with SIBO, adrenal insufficiency, and hormone dysfunction I am now on a mission to help other type-a overachievers do the same.
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Author
Jenna Foster
Category
Podcast website
Latest episode
May 27, 2025
Where to listen?
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Episodes
EP 25: Continuous Glucose Monitoring - What, Why, How, When 27.05.2025 39:32
In this episode, Jenna discusses her choice to do Continuous Glucose Monitoring (CGM) during pregnancy, rather than the traditional glucose challenge to screen for gestational diabetes. However the bulk of the episode is dedicated to how you could utilize a CGM in your health journey to overcome insulin resistance, adrenal fatigue, weight loss resistance, metabolic repair, or PCOS. She shares her...
Ep 24 - Pregnancy Updates: TTC, loss, healing, 1st 2nd and early 3rd trimester 12.05.2025 1:18:27
In this episode of the Fit to Thrive podcast, Jenna shares her personal journey through pregnancy, discussing her experiences with trying to conceive, early pregnancy loss, and the emotional challenges that accompany these experiences. She emphasizes the importance of preparing both physically and mentally for pregnancy, the significance of having a supportive care team, and the various stages of...
Ep 23 - Is cortisol the reason you're gaining weight? 30.10.2024 25:44
Adrenal fatigue and cortisol are very trendy topics right now. And it’s because they are a HUGE problem for the modern day woman. I’m sure you’re getting up early, working, getting a work out in, taking care of your family, and putting fires out left and right. (and if we’re being honest you kinda like being the one to corral the chaos, right?) The problem? Our bodies can only take so much stress...
Ep 22: My labs came back normal...now what? 26.09.2024 26:16
Your labs came back “normal” and you’re feeling angry, dismissed, a bit embarrassed, and utterly lost for what to do now. No worries, I’ve been there and I’m going to tell you exactly what I wish I had done the first time this happened to me. And because I know what you’re thinking: NO, you are not crazy. NO, your symptoms are not in your head YES, you deserve answers I routinely order labs for...
Ep 21: 6 things to try before you get gut tests done 18.09.2024 33:33
You’ve been suffering with bloating, cramps, stanky gas, and irregular bathroom habits? You’ve finally said enough is enough, you want some answers but aren’t quite sure if you should do some gut testing or what the best next step is? In this episode I break down my thoughts on: Popular gut tests (which ones are actually worth it, and which are a waste of your money) When is the right time to get...
Ep 20: Preparing your body for pregnancy ft. Brittany Minard 15.02.2024 42:34
Pre- and post-partum fitness specialist, Brittany Minard, breaks down how you can prepare your body (and mind) for pregnancy. Brittany is a certified personal trainer, functional nutrition coach, certified women's coach, and mamma to 4 beautiful babies. Considering both of Jenna’s babies have 4 legs and fur she takes full advantage of Brittany’s expertise to ask all the questions that listener...
Ep 19: I didn’t have a choice + other lies we tell ourselves 15.02.2024 13:26
The most common mistake that ensures you don’t progress on your goals is to place yourself into a victim mindset and trick yourself into becoming complacent. If you’ve ever found yourself using the phrase, “I wanted to do X, but I didn’t really have a choice” then get ready for a mindset shift that will change the way you approach your goals forever. This week is a quick one, less than 15 minutes...
Ep 18: Making your 30's the new 20's 31.01.2024 49:27
I turned 32 this month (gasp!) and I can honestly say that I feel better than when I was 22, but that did not happen by chance. My word of 2024 is intention, and it was with an abundance of intention and effort that I turned my health a complete 180 from just a few short years ago. Now, I didn’t have a dramatic weight loss or overcome a life threatening disease, but I did recover from chronic gut...
Ep 17: Thriving in your 30's: myths about fitness & what to expect 10.01.2024 31:16
As with almost every fitness craze, we’ve now been promised that reverse dieting will solve all your problems and that the fat will melt off you after you train your metabolism to eat 2500 - 3000 calories a day. But the last time you tried you gained 10 pounds and decided it wasn’t for you? In this week’s episode, I’m going to dispel some diet myths that can lead you astray and how you can reali...
Ep 16: Non-obsessive Low Tox Living for Hormone Health 04.01.2024 28:04
I am 100% here for the low tox beauty and overall lifestyle movement! BUT I am type A, first born, and a capricorn so when I set out to do something I must do it * perfectly * and I usually get a little bit obsessed with it. And low tox living is certainly something that can go from a great health upgrade to an obsessive tendency that's actually hurting your well being. In this episode I break...
Ep 15: The 4 types of PCOS + how to fix them 27.12.2023 26:18
More and more women are suffering from PCOS and the blanket advice that you should just lose weight is ineffective and frankly, unrealistic if you don't know how to address the root cause of what's causing your PCOS to start with. Tune into this episode to learn how to identify what type of PCOS you are experiencing and my four step framework to reverse those symptoms. If you think you hav...
Ep 14: How to reverse adrenal fatigue 13.12.2023 28:52
Feeling burnt out, exhausted, brain fogged, headaches, gaining weight (or can't lose it no matter what), dependent on caffeine, craving salt or sugar, looking puffy, developing gut issues? These are all signs or symptoms that you are experiencing adrenal fatigue. This episode I dive into what causes adrenal fatigue, why it's so prevalent in goal-oriented women recognizing the symptoms and...
Ep 13: Make 2024 your year 06.12.2023 27:37
You are determined to make 2024 the year that you realize your fitness goals. You're already working out, eating right, and just need to buckle down right?! In this episode I share the top 3 things that will throw even the most dedicated individuals off track. And of course I am giving you key action take aways to implement RIGHT NOW so that you are set up for success in 2024. Resources: Gut Healt...
Ep 12: What is 1:1 Summit Coaching 22.11.2023 25:30
So you’ve heard about online health coaching, but what exactly does that mean? 1:1 Summit Coaching is an online coaching container that I designed for busy professionals in pharma/biotech who want to optimize their gut + hormone health and also get fit! When I became a medical science liaison I loved the travel, hustle and bustle of the job, but also needed to overcome some SERIOUS health hurdles...
Ep 11: omg it's already thanksgiving 16.11.2023 26:31
If you just went holy shit, it's Thanksgiving next week which means 2023 is coming to a close and you've not quite made the progress you've wanted to - still bloated, tired all the time, can't lose the weight - and now you've got to make it through the holidays, this episode is for you. I'll walk you through two really powerful exercises to figure out what it is that you tr...
Ep 10: How to start cycle synching 10.11.2023 38:18
You're a go getter and don't have the time to slow down just because you're on your period? Yepp, I get that. I used to think cycle synching was a luxury afforded to ... softer women. But when I actually started doing more research and embracing aspects of it I realized it was a tool I could use to become more efficient and optimize how I approach a variety things in my life. In this e...
Ep 9: SIBO - what it is and how to heal your gut 25.10.2023 24:11
Small intestinal bacterial overgrowth (or SIBO) is becoming a more common problem amongst women (and some men) on their fitness journey. Besides the bloating, gas, stomach pain, and irregular bowel movements, SIBO can be the culprit for adult acne, brain fog, joint aches, weight gain, and more! In this episode I break down what SIBO is, what causes SIBO, and how you can finally start healing from...
Ep 8: How I'm dieting after healing my gut + adrenals 11.08.2023 40:12
Often times clients are afraid (whether they say it or not) to enter a healing phase because it could mean shifting focus from their fitness or weight loss goals to a non-aesthetic healing goals and they don't want to lose progress! I totally get it, because that was 100% me just a couple of years ago. I ended up pushing my body too far and then spent 2 years healing my gut and adrenals. I'...
Ep 7A: How meditation helps your hormones, gut, and adrenals 02.08.2023 16:36
If you think meditation is just for woo woo hippies, I used to think that too! Turns out there are many science-backed ways that meditation helps you better manage stress, regulate emotions, and bring functional aspects of health into better balance - yes I mean gut issues, hormone dysfunctions, and adrenal fatigue. This episode goes into the types of meditation, the science behind how it can impr...
Ep 6: The real reason I don’t drink anymore 26.07.2023 17:54
I open up about my personal journey of sobriety and the reasons behind my decision to stop drinking. I talk about the challenges I faced socially and emotionally, including feeling abandoned by my friends. I highlight the connection that I found between alcohol and its impact on mental health, as well as the practical aspects of when sober time is necessary to heal gut issues, hormone dysfunction,...
Ep 5: Semaglutide, what you need to know 19.07.2023 20:27
Semaglutide (aka Wegovy or Ozempic) is the biggest craze in weight loss, but are they really the holy grail? Well the 70% of folks who gain the weight back after stopping would probably say no. In the episode, I explain what semaglutide is, how it works in your body, what side effects you could expect to experience, why so many people gain the weight (and more) back after they stop and how you can...
Ep 4: Medical advocacy, symptoms doctors ignore, and what you can do 12.07.2023 16:44
A part of my coaching that gets the most positive feedback from clients is when I work with them to become their own best medical advocate. The health system is not set up to account for the needs of an individual and often this results in doctors being ill-equipped to address your symptoms - or sometimes they just ignore and downplay them. In this episode I run through commonly missed/ignored sym...
Ep 3: Setting goals that stick 05.07.2023 21:13
You're super into goals and goal planning, but struggle with sticking to them? I'm sharing my goal setting AND execution framework that I've perfected over the last 10 years so that you not only set goals, but actually have the tools, dedication, and awareness required to make them a reality. Go ahead and grab my free goal planning and execution planner linked HERE so that you have the...
Ep. 2: Will under eating make you gain weight? 28.06.2023 16:26
You've likely heard the phrase 'under eating can make you gain weight' and thought how the heck does that work? Let me explain why this is something fit pros love to argue about and what is actually happening in your body. Because *spoiler alert* most people I work with ARE under eating and at a minimum it's limiting your progress and in a worse case it's negatively impacting y...
Ep 1: How to do it all and love doing it 20.06.2023 20:49
Consider this episode an about me … with a purpose. I’m a functional nutrition coach who works another full time job that requires frequent travel and I built my business all while battling back from SIBO, adrenal insufficiency, and hormone dysregulation. In this episode I take you through the exercise and dialogue that helped me to establish my personal values and how to use that information to...
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