Stacy Sims on Caffeine
17 episodes · 27 references · 2025–2026
Based on dated public statements, not confirmation of use today.
Stacy Sims has reported taking Caffeine. Referenced across 17 episodes with 27 total references.
View full Caffeine page with research, safety, and pricing →“Maybe if I warm up a little bit more, I have a coffee, I go through things, I do some mobilization, that physicality comes up to a six or seven, then boom, I can do a hard session.”
What Should You Track in Perimenopause?
“I'm someone who could have a double espresso right before they go to bed and there's no problem.”
Supplements, Fasting, Caffeine: What's Hype vs. What Works for Women
“Then I'm getting my 30 grams of protein, I'm getting my caffeine, it tastes like a latte, I'm good to go.”
Why Skipping Breakfast Could Be Hurting YOUR Fitness Goals | Fuel, Protein & Training for 40+ Women
“I'm notorious for protein fortified coffee because I'm not that hungry right when I wake up. But it is something that's going to tell the hypothalamus, yeah, there's some nutrition coming in.”
Should Women Eat in the Morning? (Here’s What the Science Says) | Stacy Sims on Live Well Be Well
“Caffeine facilitates free fatty acid mobilization. Your body is now relying more on free fatty acids for fuel, which is beneficial in sport.”
Dr. Stacy Sims on How to Optimize Caffeine for Energy, Sleep & Performance
“Caffeine and beta-alanine are the two things that allow you to feel less fatigue and improve muscle function.”
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“You could have coffee because coffee works too for hydration.”
How Women Should Hydrate in Training: Sweat Rate, Sodium, Menstrual Cycle, and Perimenopause
“For the no caffeine for 90 minutes or so, that's to avoid the cortisol peak. If you are having something with your caffeine, so you're having some food or something with it, that doesn't affect cortisol.”
Is Andrew Huberman Wrong About Morning Routines for Women? Hormones & Physiology
“If you don't have caffeine after 2:00 p.m. and no more than 500 milligrams in the first part of the day, then you can have a caffeine reset.”
Supplements, Fasting, Caffeine: What's Hype vs. What Works for Women
“If you want your caffeine, make sure that it is with some protein and carbohydrate so that we can offset that cortisol peak.”
Is Andrew Huberman Wrong About Morning Routines for Women? Hormones & Physiology
“When we are timing it for performance, we are trying to time it like 1 hour to 30 minutes before we want it to peak.”
Dr. Stacy Sims on How to Optimize Caffeine for Energy, Sleep & Performance
“If you're using it pre-workout, you could be compromising blood flow to the muscle because you're so constricted from the caffeine and everything else that's in it.”
Supplements, Fasting, Caffeine: What's Hype vs. What Works for Women
“You have this caffeine or a simple carb crash because you want that and then dinner comes and you're ravenous.”
Dr. Stacy Sims: Does Skipping Breakfast Ruin Your Sleep?
“If you suddenly taper off caffeine, you get the caffeine headaches. When on race day you go to use the caffeine, it makes you hyper-sensitive and that's when you start having a lot of GI distress.”
Dr. Stacy Sims on How to Optimize Caffeine for Energy, Sleep & Performance
“When we get into perimenopause, we find most women become more sensitive to caffeine. We see an interference or change in dopamine and adenosine receptors that caffeine is so tightly tied to.”
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“If a woman comes to me and says she's been doing fasted training, getting up and having a black coffee before the gym, I always ask, 'Well, why did you go to the gym?' because all you've effectively done is burn through your lean mass.”
Dr. Stacy Sims on How to Lose Weight for Women and Men | Dr. Stacy Sims on The Diary Of A CEO
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