Jacksonville, FL ♡ Women's Fitness & Nutrition
Fuerza.
Fe. Bienestar.
Training, nutrition, and a community that will lift you up
every day. No matter your level.
My Story
Hi, I'm Marilyn
— and I get it.
I'm a mom, nutrition and fitness professional, and a woman who knows what it feels like to lose yourself while taking care of everyone else.
I earned my Bachelor's degree in Nutrition in Mexico, where I began helping women through fitness bootcamps. I quickly realized that so many women wanted to feel stronger and healthier, but simply didn't know where to start.
After moving to the United States and becoming a mom, my own journey changed. Somewhere between motherhood, responsibilities, and building a new life, I stopped prioritizing myself.
"That season became a turning point for me."
Today, I combine my education, experience, and personal journey to help other women do the same — because taking care of everyone you love shouldn't mean forgetting to take care of yourself.
What's Inside?
Everything you need
to flourish
Not just workouts — a complete system designed to help you feel strong, confident, and consistent.
Strength Training
Beginner-friendly to advanced programming. Build real strength and see your body transform week by week.
Nutrition Guidance
Real food, real results. Evidence-based nutrition coaching to fuel your workouts and your life — without fad diets.
Supportive Community
You're never alone. A sisterhood of women cheering you on, celebrating wins, and showing up for each other every day.
Live Sessions
Real-time coaching with Marilyn. Ask questions, get corrections, and feel the energy of training together live.
Your Schedule
Unlimited classes with flexible timing. Train at a time that works for your busy life as a mom, professional, and human being.
Personalized Approach
No cookie-cutter plans. Marilyn meets you where you are and guides you toward where you want to be — step by step.
Join MillyFit
Choose your
path
Whether you want to try it out, commit to a community, or just drop in for a class — there's a perfect option for you.
2-Week Unlimited Classes
The perfect way to experience MillyFit risk-free. Unlimited access to all classes for two full weeks.
- ✓ Unlimited group classes for 2 weeks
- ✓ Access to all class formats
- ✓ Welcome session with Marilyn
- ✓ Community access
- ✓ New clients only — no commitment
MillyFit Membership
Full access to the MillyFit community, unlimited classes, and everything you need to transform.
- ✓ Unlimited group classes
- ✓ All class formats included
- ✓ Nutrition guidance & resources
- ✓ Live sessions with Marilyn
- ✓ Private member community
- ✓ Monthly challenges & accountability
- ✓ Progress tracking support
Drop-In Class
Try a single class whenever you like. Perfect for those who want flexibility without any commitment.
- ✓ Single class access
- ✓ Any class format
- ✓ No commitment required
- ✓ Welcome from the community
✦ Questions? DM Marilyn on Instagram or send us a message. We're happy to help you find the right fit.
The Community
Real women.
Real results.
"Marilyn completely changed how I see myself. For the first time in years, I feel strong, confident, and like I'm actually doing something for ME. The community here is incredible."
Questions
Got
questions?
We've got answers. If you don't see what you're looking for, reach out directly!
Join MillyFit ♡Absolutely not! MillyFit is designed for women at all fitness levels. Whether you've never set foot in a gym or you're getting back after a break, Marilyn will meet you exactly where you are and guide you forward safely.
The 2-Week Intro is exclusively for new clients who want to experience MillyFit without commitment. The MillyFit Membership gives you full ongoing access to all classes, nutrition guidance, live sessions, and community. The Drop-In is perfect for occasional visitors who want flexibility.
MillyFit offers both in-person classes in Jacksonville, FL and online access. Reach out directly to learn about current class schedules, locations, and online options that fit your lifestyle.
Ready to start? ♡
No matter your level,
just bring the willingness
Hundreds of women have already taken the first step.
Now it's your turn. You deserve to feel strong, confident, and cared for.
✦ STRENGTH · FAITH · WELLNESS ✦