Peak Performance Health & Wellness
Medical Weight Loss
Welcome to a revolution in holistic wellness, where your journey to optimal health and peak performance is our utmost priority. Discover transformative pathways curated by Nicholas B. Tollefson, an expert dedicated to empowering your life's most vibrant chapter yet.

Take control of your weight
Regain control of your weight loss journey with Peak Performance Health and Wellness. We specialize in medical weight loss therapy, utilizing cutting-edge treatments like tirzepatide (commonly known as Zepbound or Mounjaro) and semaglutide (Ozempic) to help you achieve your weight loss goals.

Revitalize Your Life with Peak Performance
Feeling out of sync? Dive into life with renewed energy, balance, and purpose. Discover our exclusive, tailored plans designed to optimize hormone levels and weight management. Experience transformation under expert care.
Don’t Leave It to Guesswork!

Certificate of Analysis for Semaglutide
We are excited to announce the latest enhancement to our commitment to your well-being. In our relentless pursuit of excellence, we now offer a Certificate of Analysis for Semaglutide GLP-1 . This certification ensures the quality, purity, and potency of our Semaglutide product, empowering you to make informed decisions about your health.
At Peak Performance, we believe in transparency and accountability. With our Certificate of Analysis, you can trust that our Semaglutide GLP-1 meets the highest standards of safety and efficacy, supporting your journey to renewed vitality and peak performance.
Discover the difference that quality assurance makes. Elevate your health journey with Peak Performance today.
Our Products
ACCESS OUR POWERFUL RESOURCES

Tailored Programs for Optimal Health & Vitality.
- Harmonious Balance: Holistic Hormone Programs for Both Men & Women
- Fit & Flourish: Custom Weight Loss Plans with Integrated Hormone Strategies
- Evolving Lifestyles: Sustainable Shifts for Lifelong Health & Vitality

Catering to Your Unique Wellness Needs
- Hormonal Insight: Comprehensive Evaluations & Consultations
- Hormonal Harmony: Personalized Therapies for Men & Women
- Bespoke Fitness Blueprint: Tailored Diet & Exercise Plans
- Dynamic Care Commitment: Monitoring & Adjustments for Best Outcomes

Premium Products for Optimal Health
- Hormonal Harmony: Specialized Supplements & Medications
- Nutritional Nurturing: Supplements for Balance & Weight Mastery
- Wellness Wonders: Tailored Products for Hormone Health & Weight Goals

Understanding Low Testosterone
Feeling unusually tired, struggling to focus, or experiencing a decrease in energy and libido? These could be signs of low testosterone. At Peak Performance Health and Wellness, we provide effective solutions to help you regain your vitality. From lifestyle and dietary changes to advanced treatments like Testosterone Replacement Therapy (TRT), we have the expertise to support your health journey.Take charge of your well-being today.
4 PROBLEMS You may be Experiencing

Does This Sound Like You?
You wake up feeling just as tired as when you went to sleep, find yourself snapping at colleagues or loved ones for the smallest annoyances, or look in the mirror, not recognizing the person staring back at you. Maybe your relationships are strained because your interest in intimacy has drastically diminished, and despite your best efforts, you're gaining weight and don't have the energy or motivation to turn things around. These silent battles you're fighting aren't just "part of getting older" or stress; they could be symptoms of a hormonal imbalance. It's not just about the numbers on a scale, the hours logged for sleep, or the moments lost to moodiness—it's about how these factors intertwine to affect your quality of life. You're not alone in this struggle, and more importantly, there are actionable solutions to reclaiming the vitality you miss.
- PERSISTENT FATIGUE AND LOW ENERGY: Despite getting enough sleep and rest, they constantly feel tired, making it difficult to accomplish daily tasks or engage in activities they once enjoyed.
- MOOD SWINGS AND IRRITABILITY: They experience unexplained mood swings, irritability, or feelings of sadness that affect their relationships and quality of life, unsure of the underlying cause.
- WEIGHT GAIN AND DIFFICULTY LOSING WEIGHT: Despite efforts with diet and exercise, they're gaining weight, particularly around the abdomen, and finding it nearly impossible to lose it, leading to frustration and lowered self-esteem.
- DECREASED LIBIDO AND INTIMACY ISSUES: They suffer from a noticeable decrease in sexual desire, which is affecting intimate relationships and causing emotional distress between them and their partners.
Success Stories
Journeys to the Peak
Hear firsthand accounts from those who embarked on their transformative health journeys with us.
From renewed energy to holistic well-being, their stories are a testament to the power of personalized wellness.

"Between Nick and his wife what can I say. They go above and beyond to make sure I have all question answered. They answer text promptly and with professionalism. Their new location is clean and staff is very helpful. Highly recommend if you are thinking of starting your weight loss journey. I personally am down 40lbs. Since I've started."
- Cassandra A.

"So glad I found this company. I feel like a whole new person. Their personalized approach to my specific needs has changed my life. They make me feel very comfortable and treat me like family. What an excellent group of people and what a great company. Highly recommend!" - Aaron G.

"Love the new location. Very clean and secure. The staff here is amazing. Very professional. I’ve been able to meet all my needs for personal health and growth. Nick is awesome. The knowledge he possess is incredible. His resources are amazing. If your looking to improve your well being and take it to the next level, stop in and give Nick a visit."
- Francisco R.
Insightful Videos to Guide You
Empower Your Wellness Journey
At Peak Performance Yucaipa, we know that you want to be the best version of yourself, filled with energy and confidence. In order to achieve that, you need a holistic approach to health that addresses your unique needs. The problem is that imbalances in hormones or weight management challenges can make you feel tired, frustrated, and out of sync with your body. We believe that everyone deserves access to transformative health solutions that restore balance and vitality.
We understand how overwhelming it can be to navigate health issues on your own, which is why our expert team, led by Nicholas B. Tollefson, offers personalized care to guide you every step of the way. With over 20 years of experience in holistic health and hormone management, we’re here to help you feel your best.
Here’s how we do it:
- Start with a thorough consultation to understand your health history and goals.
- Receive expert guidance through telehealth consultations and bloodwork to assess hormone levels.
- Access tailored treatments like semaglutide for GLP weight loss, testosterone therapy, hormone therapy, and B12 booster injections, with medications conveniently delivered to your door.
So, schedule a free consultation now to get started. In the meantime, download our guide on semaglutide therapy to learn more. Stop feeling overwhelmed and out of sync, and instead, embrace a life of energy, confidence, and optimal health with Peak Performance Yucaipa.
Discover Your Wellness Potential!
Are Hormonal Imbalances Holding You Back?
Unravel the mysteries behind your energy levels, mood swings, and weight fluctuations. Dive into the world of hormone replacement therapy and witness a transformation that’s beyond skin deep. At Peak Performance of Yucaipa, we’re dedicated to charting out a course for your optimal health.