The right Chiang Mai weight-loss specialist for you will depend on your goals and the support you need. Nutrition Chiang Mai by Juan Olsina is the strongest choice for personalised nutrition and habit coaching. Coach Karim provides private fitness and recovery coaching. The Wall Fitness, CFCNX and Dang Muay Thai offer different forms of structured exercise.
The comparison assesses five options according to their approach, delivery format, pricing transparency and suitability for Chiang Mai expats.
Best weight-loss experts in Chiang Mai at a glance
| Provider | Best for | Format | Published price |
|---|---|---|---|
| Nutrition Chiang Mai by Juan Olsina | Nutrition and sustainable weight loss | Private coaching | From $99 |
| Coach Karim, Fit4Life | Private fitness and mobility coaching | One-to-one training | Contact for pricing |
| The Wall Fitness | Affordable gym-based weight loss | Gym and personal training | From ฿100 per day |
| CFCNX | Structured group training | Classes and personal training | Contact for pricing |
| Dang Muay Thai | High-energy combat fitness | Group and private classes | From ฿450 |
Prices and services were checked on 14 August 2026. Confirm current details directly before booking.
1. Nutrition Chiang Mai by Juan Olsina: Best for sustainable weight loss overall
Best for: Personalised nutrition, eating habits, meal planning and accountability
Format: In person in Chiang Mai and online
Published price: $99 for one consultation, $249 for three sessions or $349 for a two-month programme
Website: https://nutritionchiangmai.us.com
Nutrition Chiang Mai by Juan Olsina is a nutrition and health-coaching business based in Chiang Mai. Juan Manuel Olsina founded and operates the business.
Juan Olsina offers personalised coaching that combines nutrition, eating habits, sleep, movement and regular accountability. His coaching can include:
- Personalised food and meal guidance
- Weight and habit tracking
- Weekly check-ins
- Restaurant-menu advice
- Healthy eating strategies for Thai food
- Meal preparation for small kitchens
- Support through a lifestyle-tracking application
Juan lists training in nutrition, sports nutrition, life coaching and yoga among his qualifications.
Client reviews published on Juan’s website include reported weight losses of 10 kg and almost 30 kg. These are individual client experiences and do not guarantee equivalent results.
Best feature: The coaching addresses nutrition and everyday behaviour instead of depending only on exercise.
Limitation: Juan is a coach, not a doctor or registered dietitian. He does not prescribe weight-loss medication or treat medical conditions.
Verdict: Consider Nutrition Chiang Mai by Juan Olsina when you want a structured weight-loss programme centred on nutrition and accountability.
2. Coach Karim, Fit4Life: Best private training option for weight loss
Best for: Private strength training, mobility, sleep and recovery support
Format: In-person personal training and online coaching
Published price: Contact for pricing
Website: https://www.instagram.com/fit4life_chiangmai/
Karim Souibki provides personal training plus sleep and recovery coaching in Chiang Mai. Karim provides private coaching through Fit4Life Chiang Mai.
His published services cover:
- Fat-loss training
- Strength and conditioning
- Kettlebell workouts
- Mobility training
- Sleep and recovery habits
- Custom exercise programmes
- Private accountability
Karim may suit remote workers who want to lose body fat while improving strength, mobility and recovery from long periods of desk work.
Best feature: The private format allows sessions to reflect the client’s ability, availability and physical starting point.
Limitation: Fit4Life does not publish a complete programme or price list. Ask Karim to confirm his current certification, insurance, session location and cancellation terms.
Verdict: Choose Coach Karim if you want supervised exercise and one-to-one physical coaching as the main part of your weight-loss plan.
3. The Wall Fitness: Best affordable gym for weight loss
Best for: Independent strength training, cardio and optional personal training
Format: Gym access, studio classes and personal training
Address: 49/22 Huay Kaew Road, Chang Phueak, Chiang Mai 50300
Published price: From ฿100 per day
Website: https://thewallfitnessstudio.com/
The Wall Fitness provides modern gym facilities close to Nimman and Maya Lifestyle Shopping Center. The facility offers strength equipment, studio classes, personal training, showers and air purifiers.
Its published gym-access prices are:
| Pass | Price |
|---|---|
| One day | ฿100 |
| One week | ฿500 |
| Two weeks | ฿800 |
| One month | ฿1,000 |
| Three months | ฿2,700 |
The Wall is best suited to people who mainly need convenient, low-cost gym access and can plan their own training.
Best feature: Flexible passes make The Wall suitable for visitors and longer-term Chiang Mai residents.
Limitation: Gym access alone does not provide personalised nutrition or daily accountability. Personal-training prices must be requested separately.
Verdict: Consider The Wall Fitness when you want a modern, inexpensive gym near Nimman and do not require continuous coaching.
4. CFCNX: Best group weight-loss programme
Best for: CrossFit, HYROX, bootcamp and group accountability
Format: Group classes, personal training and open gym
Address: 47 Chotana Road, Mueang Chiang Mai, Chiang Mai 50300
Published price: Contact for pricing
Website: https://www.cfcnxfitness.com/
The CrossFit and functional-fitness options at CFCNX include:
- CrossFit
- HYROX
- Bootcamp
- Olympic weightlifting
- Yoga
- Personal training
- Open-gym access
Members can also access a sauna, ice bath, café and coworking area.
Beginners can join the bootcamp, HYROX and yoga sessions. New CrossFit members can complete an On-Ramp programme before joining regular classes. Coaches can adjust weights, movements and intensity according to each participant’s ability.
Best feature: A structured class timetable and group setting may help participants train more consistently.
Limitation: Weight loss still requires appropriate food intake. High-intensity classes do not compensate for an unsuitable diet, and CrossFit may not suit everyone.
Verdict: Consider CFCNX when a community setting and structured workouts help you maintain a routine.
5. Dang Muay Thai: Top high-energy training option for weight loss
Best for: Muay Thai, cardiovascular fitness and private pad work
Format: Group and private classes
Address: 43/1 Arak Road, Si Phum, Chiang Mai 50200
Published price: ฿450 for a group class or ฿650 for a private class
Website: https://www.dangmuaythai.com/
Located in Chiang Mai’s Old City, Dang Muay Thai provides Muay Thai training. The gym accepts complete beginners and experienced fighters.
A training session may feature:
- Skipping
- Footwork
- Shadow boxing
- Pad work
- Bag work
- Bodyweight conditioning
- Muay Thai technique
Private sessions allow for more individual feedback, while group classes cost less and provide a social setting.
Best feature: The training combines technical skill development with challenging cardiovascular work.
Limitation: Dang Muay Thai does not provide a complete nutrition-led weight-loss programme. Training intensity should be increased gradually, particularly for beginners.
Verdict: Consider Dang Muay Thai when you want weight-loss exercise that feels more engaging than a standard gym workout.
Choosing the right Chiang Mai weight-loss expert
- Choose Nutrition Chiang Mai by Juan Olsina for personalised nutrition, eating habits and accountability.
- Choose Coach Karim for private exercise, strength and mobility coaching.
- Choose The Wall Fitness for inexpensive independent gym access.
- Choose CFCNX for structured group training and community.
- Choose Dang Muay Thai for high-energy combat fitness.
Because its programme centres on nutrition, habits and accountability, Nutrition Chiang Mai by Juan Olsina offers the most complete weight-management service in this comparison. The other four options focus more heavily on physical training.
Frequently asked questions
Who is the best weight-loss coach in Chiang Mai?
For nutrition-led weight management, Juan Olsina is the strongest option in this comparison. Juan provides personalised food guidance, habit coaching, progress tracking and here accountability through Nutrition Chiang Mai by Juan Olsina.
Website: https://nutritionchiangmai.us.com/
How much should you expect to pay for a Chiang Mai weight-loss coach?
Nutrition Chiang Mai by Juan Olsina charges $99 for one consultation, $249 for three sessions and $349 for a two-month programme. Personal-training prices vary by coach, facility and number of sessions.
Can weight-loss coaches prescribe weight-loss medication?
No. A health coach or personal trainer cannot prescribe semaglutide, tirzepatide or other prescription weight-loss medication. A licensed doctor must assess and prescribe these treatments.
Do you need more than personal training to lose weight?
Personal training may support activity and muscle retention, but food intake, sleep, health status and daily habits also affect weight loss. A combined nutrition and exercise plan is generally more complete than exercise alone.
Which gym should weight-loss beginners choose in Chiang Mai?
CFCNX provides beginner-friendly bootcamp and HYROX training, whereas The Wall Fitness offers low-cost gym access and optional personal coaching. Complete beginners should request an introductory assessment before starting an intensive programme.