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ACE certified personal trainer

Jackie Nguyen lightening bolt


About Jackie

Jackie Nguyen is a US Veteran, serving 8 years in the US Military. He is a 5th Degree Black Belt in Karate, a Certified Personal Trainer, holding First Aid/CPR/AED certifications, and is fully insured. Jackie attended Fullerton College and California State University of Fullerton and majored in Kinesiology (exercise science) and Nutrition.

He has over 20 plus years of martial arts training in the following disciplines and arts: Dutch Kickboxing, Muay Thai, Judo, Boxing and Ju-jitsu; and has obtained a 5th degree black belt in Hawaii Kempo karate. Over the course of his experience, Jackie has also been a Martial arts and Self Instructor and Kickboxing Coach.

For the past 15 years, he has helped thousands of clients, just like you, achieve their weight loss and fitness goals. The combination of his experience, knowledge, and educational background helps him create a specialized fitness and weight loss program that will assist you to drop 2 to 4 pounds of fat a week. With Jackie’s food plan guidance you will still be able to eat delicious and nutritious foods without going hungry.

I offered the following program:


I offered both One on One personal training and Small group training (up to 6 people) at a time. But usually the group has 4 people at a time training.

All personal training program includes a Meal plan, Nutritional counseling and Grocery list that tells you exactly what to buy and what to eat each day.  And a fitness and bodyfat assessment.


Dutch Kickboxing training is a FUN and FAST Paced (a explosive Kickboxing Style) that will guaranteed to helps you lose weight, bodyfat, get in shape, tone up and increase self-confidence.  (NO Sparring)


The world can be a dangerous place, and it's important to be prepared. So learn how to protect yourself and your family by using anything around you as a weapons.

Learn safety tips on how avoid being a victim of violence while at home, work place or college dorm . How to escape Hair grab, hand grab, shirt grab, get out of Strangulation, bear hugs, escape zip ties and duck tapes around your wrists and much much more.

*****Since my Self-defense and RAPE Prevention Class is more hands on hands training, contact me for availability*****

Most of my One-on-One training session availability is before 5 pm.  After 5 pm it's usually my Small Group Training Session.  And I'm available to train you from Monday through Saturday.


***** I am new to Fyt so please contact me first and let me know what program you're like to book an appointment for.  And if it's for One-on-One or Small Group Training before booking a session :) *****


Thank you and have an Amazing day!




My favorite client story

What's a push-up, lol. The gentleman was a very intelligent person who was a chemical engineer never exercise in his entire life until his doctor him that he need to lose weight and get in shape.

Pass forward 6 month he was doing 100 push-up and lost 35 lbs. and was in much better shape then he was in his 20s.

My favorite exercise

My favorite exercises are the bench press and lat pull down.

My favorite quote

Yesterday is history. Tomorrow is a mystery. Today is a gift. That’s why we call it ‘The Present’ – Eleanor Roosevelt

My training philosophy

I am a very supportive and encouraging coach that combined strength training, core exercises and circuit training with my meal plan, nutritional counseling and grocery list to helps you achieve the results you want.

My training experience

I've been training for the past 12 years and have 15 years of experience in Health and Fitness. My educational background studied focus areas are Kinesiology, Nutrition, Physical Education and Weight Loss. Resistance training, Core development, Specific sports training, and Strength training as well.

Areas of Expertise

  • Nutrition
  • Strength Training
  • Weight Loss
  • Boxing
  • Muscular Definition
  • Muscle Gain
  • Kickboxing

NCCA Accredited Certifications

ace certification ACE Certified Personal Trainer

Additional Certifications

CPR/AED/First Aid, Kickboxing Instructor, Martial Arts Instructor, Rape Aggression Defense (Women's Self Defense)


Associates Degree in Physical

Who I Especially Like Working With

Actors, Beginners, Bodybuilders, Brides-to-be, Cancer Survivors, Dancers, Law Enforcement, LGBTQIA, Men, Middle-aged, Military, Models, Overweight/ Obese, Peri/Post-menopausal, Post-rehab, Pre/post-natal, Rehab, Runners, Seniors, Student-athletes, Women, Youth

Medical Conditions Experience

ACL tear, ADHD, Ankle Injury, Artificial Knees, Asthma, Bad Posture, High Blood Pressure, High Cholesterol, Lower Body Pain/Issues, Obesity, Postural Issues, Prediabetes, Pregnancy, Rotator Cuff Issues, Shoulder Issues

Additional Languages Spoken


17811 Sky Park Circle

Irvine, CA 92623

No Gym Membership Needed!

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