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4 Days Detox, Relax and Regenerate with Fasting, Yoga, and Holistic Therapy in Koh Phangan, Thailand

Smiley Retreat at Sunset Hill 81/15, Moo 8, Koh Phangan, Suratthani, Thailand

Detox Retreat and Yoga in Koh Phangan

Sometimes you might feel the need for a break. At Smiley Retreat, they create space for you to rejuvenate your body and focus your mind. As you relax into one of their juicing, detox, and fasting programs, you will enjoy the benefits of daily health and lifestyle education which will inspire sustainable growth and transformation. Come and deepen your desire to live in vitality.

Meet the instructors

Luca, Selina, Nadine, & 1 More…
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  • 3 yoga sessions
  • 3 days of fasting
  • 2 Thai or oil massages
  • Access to the sauna and large steam room combined with dedicated plunge pool
  • Access to the famous infinity pool and jacuzzi
  • One-to-one holistic health consultations
  • 1 holistic class, activity, or workshop
  • Free shuttle to the beach
  • 3 nights accommodation

Skill level

  • Beginner
  • Intermediate


3 days with instruction
Group size: Maximum of 15 participants
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Check-in Time:
Check-out Time:


  • Hot tub / Jacuzzi
  • Sauna
  • Steam room
  • Swimming pool (outdoor)
  • Air-conditioned rooms
  • Garden
  • Terrace
  • Free Wi-Fi

Smiley Retreat is a conscious indulgence. The cozy and luxurious rooms are tastefully designed and accented with natural furnishings. Choose from a number of different suites located in the resort’s residence to accommodate any desired living preference. Each offering either garden views or a remarkable sunset sea view for you to relax, detox, and reconnect with nature and yourself.

All the rooms are outfitted with air-conditioning, ceiling fan, hot shower, LCD TV, refrigerator, personal safe, hairdryer, reusable water bottle, bathrobe, slippers, beach bag, and complimentary Wi-Fi.



  • Cleansing of the intestine
  • Targeted supplements
  • Superfoods
  • Extra probiotics for microbiome support
  • Zero to minimal sugar intake during fasting
  • Choice of veg or bone broth
  • Pre and post-cleanse food
  • Yoga, holistic therapies, classes, and activities
  • Ongoing qualified support
  • Increased mental focus
  • Reduces inflammation
  • Reduces oxidation
  • A head start towards optimal digestion
  • Promotes longevity
  • Reduces blood pressure
  • Time to relax and reconnect

Daily itinerary

  • 07:30 Green juice and supplements
  • 08:00 Yoga
  • 10:00 Self-administered enema and supplements
  • 12:00 Sharing circle and veg or bone broth with supplements
  • 15:00 Holistic class, activity, workshop, or free time
  • 16:30 Green juice and supplements
  • 17:00 Dip in the pool or massage
  • 18:00 Supplements
  • 20:00 Warm veg or bone broth

Please note the fast starts immediately, please have a last healthy lunch before check-in.


Luca Sonzogni

Selina Clement

Nadine Journeys

Akari Tamura


Smiley Retreat is located at Sunset Hill Resort, situated on the West Coast of the paradise island of Koh Phangan, Thailand in Srithanu, the Yoga Village. Immersed in lush, pristine forest, next to two beautiful beaches, Haad Son and Haad Yao, providing a stunning sunset-facing sea view. A free shuttle will bring you to the beach in less than 2 minutes, anytime you like.



  • Hot tub / Jacuzzi
  • Sauna
  • Steam room
  • Swimming pool (outdoor)


  • Air-conditioned rooms
  • Garden
  • Terrace


  • Free Wi-Fi


Enjoy a pre-cleanse day with a fruity breakfast, lunch, and dinner included in the price. During the fasting program, two daily green juices rich in micronutrients and very low in sugar and two daily portions of veg or gut-healing bone broth will be served.

Please note the fast starts immediately, please have a last healthy lunch before check-in.

The following meals are included:

  • Drinks

The following drinks are included:

  • Water
  • Tea
  • Detox juices

The following dietary requirement(s) are served and/or catered for:

  • Vegetarian
  • Vegan
  • Pescatarian
  • Naturopathic
  • Whole food
If you have special dietary requirements it's a good idea to communicate it to the organiser when making a reservation

Things to do (optional)

Smiley Retreat is at a short distance to the center of SriThanu, the Yoga Village of Koh Phangan, with many activities to offer. The beach is 2-minute away with an on-demand free shuttle to take you there anytime you like. Tours of the island can also be booked. Extra one to one holistic classes or massage can be booked anytime.

Spa treatments

Booking this retreat will get you two one hour of Thai or oil massages. Extra one to one holistic classes or massage can be booked anytime.

What's included

  • 3 yoga sessions
  • 1 holistic class, activity or workshop
  • One-to-one holistic health consultations
  • Nutritional guidance after the detox
  • 2 Thai or oil massages
  • 3 days of fasting which includes 1 daily green juice rich in micronutrients, 2 coconut glasses of water, and a warm evening broth
  • Psyllium and bentonite clay for digestive health
  • Superfoods and herbal teas
  • Optional antioxidant supplement
  • Enema bag for self-administered enema
  • Daily group sharing
  • Access to the infrared sauna, Finnish dry sauna and large steam room combined with dedicated plunge pool (twice weekly on Mon and Thu)
  • Access to our famous infinity pool, one of the best places to daydream surrounded by nature
  • Access to the Jacuzzi area which is a great spot to enjoy the daily spectacular sunsets
  • Free shuttle to the beach
  • 3 nights accommodation

What's not included

  • Flights and transfers
  • Food and beverages on check-in day and after the fast

How to get there

Recommended Airports

Arrival by airplane

Please book your flight to arrive at Samui International Airport (USM) or Surat Thani International Airport (URT). Transfer from and to this airport is available upon request. You can purchase an all-inclusive transfer to Koh Phangan Thongsala pier at the above airports. Private transfer from Thongsala to Smiley Retreat at Sunset Hill can be arranged for a fee.

Cancellation Policy

  • A reservation requires a deposit of 50% of the total price.
  • The deposit is non-refundable, if the booking is cancelled.
  • The rest of the payment should be paid on arrival.

Value for money
Accommodation & facilities
Quality of activity
4 days / 3 nights
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This vacation is available all year round, please select an arrival date below.

Low season
  • September 11 - December 20 and April 1 - July 14
High season
  • January 7 - March 31 and July 15 - ​September 10​
Peak season
  • December 21 - January 6

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