Strength Training Retreat

Build resilience and strength, powered by nature

Our Strength Training program is designed to match the resilience of the environment around you — raw, rooted, and built to last. Tailored training with our coaches, functional movement and full recovery, blended into one powerful programme for every fitness level.

3–10 day

packages

1-on-1

certified coaching

35 yrs

of wellness expertise

Why people come

Train alongside nature

Training in the jungle is different. The environment demands more awareness, attention and integration. Between gym sessions, jungle hikes, and restorative yoga, witness your body and mind sharpen, strengthen and relax. 

01

Real, functional strength

Workouts built on primal movement — push, pull, squat, hinge, rotate, carry — for power that translates to real life.

02

Coaching tailored to you

Certified trainers design every session around your body to build strength, balance and resilience, at any level.

03

Recovery built in

Daily therapeutic massage, sauna, steam and ice bath so you train hard and recover properly.

04

A holistic reset

Strength integrated with yoga, balanced nutrition and wellness support — ideal for a healthy lifestyle reset.

Support your natural Flow

An open-air jungle gym, built for results

Experience private sessions with our trainer in our open-air jungle gym. Our functional fitness blends primal movement, Muay Thai, pilates, yoga, jungle hikes and morning runs—personalized for every fitness level.

Herbal Steam Room

multi-dimensional health

Build and recover

Real strength is built in recovery as much as in training. Every day brings therapeutic massage, infrared sauna, steam, cave plunge and ice bath — plus signature healing treatments like Tok Sen, lymphatic massage, cupping and Chi Nei Tsang.

Fuel it with nourishing food from our beachside restaurant, a daily protein shake and elixir, and unlimited herbal tea and electrolytes — all in a jungle-beach setting that makes the whole reset feel effortless.

In their words

Guests who strengthened their lives

Thirty years of transformations on Haad Tien Bay.

EXCELLENT
Google star 1Google star 2Google star 3Google star 4Google star 5.0.5
Based on 456 reviews
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Elizabeth Huegli profile picture
Elizabeth Huegli
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I have been home 2 days still riding the good vibes I got from the sanctuary. The sea meets the jungle. Love being in nature hearing song birds in the morning, gentle rain at night. All the sounds of the jungle. Truly a beautiful transforming experience. I was all in from the beginning and was not disappointed. Nina and Hailey are gifted healers. All the woman at the Tea Temple are exceptional at there craft. The Thai people are the happiest of any culture I know. I will definitely return. ♥️♥️♥️
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Gregory Axton profile picture
Gregory Axton
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This place is truly magical. It's very calm and peaceful and provides a perfect island vibe. Its unique beauty is different from other beaches around. But be aware of insects, though. Otherwise, the service is very good and the food is amazing. Enjoy your moment!
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Peter Kemp profile picture
Peter Kemp
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The Sanctuary is a special place, I only just left and I’m missing it already. It’s so calm & peaceful, nestled in its own little bay, and the staff are all friendly and welcoming. Waa is such a great yoga teacher, I enjoyed her classes so much. Nina is an amazing too, she brings joy to the yoga studio in a way no-one else does. Hope I can get back there soon.
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Madeleine Joseph profile picture
Madeleine Joseph
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There are places that mark us, and then there are places that remake us entirely. The Sanctuary is the latter—a hidden corner of Thailand that has quietly reshaped my understanding of what it means to be alive for over two decades. You don’t simply arrive at The Sanctuary; you surrender to it. The boat journey to Haad Tien Bay becomes a gentle unwinding, each wave carrying you further from who you were when you left shore. When you step onto that pristine beach, something inside you exhales—perhaps for the first time in months. I’ve watched this place evolve over twenty years, seen new faces become old friends, witnessed the careful dance between development and preservation. What strikes me most is how The Sanctuary has grown without losing its soul—like watching a beloved friend mature while keeping their essential spark intact. The accommodation defies every convention of luxury travel. Forget marble bathrooms and thread counts. Here, your shower is beneath stars, your bedroom walls are living stone that has stood for millennia. The geckos darting across your ceiling aren’t intruders—they’re housemates, reminders that you’re living within something larger than yourself. But perhaps the most transformative element isn’t the setting—it’s the people. The Sanctuary attracts souls in transition, hearts seeking something they can’t quite name. I’ve shared sunset conversations with artists rediscovering their voice, watched burned-out executives remember how to breathe, seen couples fall in love all over again. This trip, I brought my nine-year-old son Archie, and watching him embrace this magical chaos reminded me why I keep returning. Children understand what adults forget—that paradise isn’t perfection, but authentic connection. The food isn’t just nourishment; it’s daily celebration. Each beachfront meal becomes a ceremony of gratitude, flavors so vibrant they contain sunshine’s essence. Conversations flow like tides, strangers becoming confidants over shared plates. What The Sanctuary offers isn’t polished wellness—it’s something rawer, more honest. Yoga sessions happen as the sun paints impossible colors across the sky. Meditation workshops don’t promise quick fixes but something more valuable: permission to simply be. The healing programs understand that transformation isn’t about returning to who you were, but discovering who you’re meant to become. True luxury isn’t what’s done for you, but what you discover about yourself. The Sanctuary provides the canvas; you create the masterpiece. Some guests plan two-week retreats and find themselves still there three months later, having found exactly what their souls were seeking. Twenty years on, I still feel that familiar flutter as the boat rounds the bay. The Sanctuary isn’t just a destination—it’s homecoming to a version of yourself you’d forgotten existed. Where the world’s noise fades to whispers, time moves differently, and ordinary moments become extraordinary simply because you’re present enough to notice them. This isn’t for those seeking conventional luxury or party thrills. The Sanctuary is for hearts ready to be surprised, souls brave enough to remember what peace feels like. For anyone suspecting the life they’re living might not be the life they’re meant for. Some places visit you as much as you visit them. The Sanctuary has been a constant thread through two decades of my life’s tapestry, offering exactly what I needed—adventure in my twenties, healing in my thirties, perspective in my forties, and now, watching my child discover magic. It’s not just a place I return to; it’s a place that returns to me in quiet moments when the world feels too much, reminding me that paradise isn’t about perfection—it’s about coming home to yourself
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Kaila Krayewski profile picture
Kaila Krayewski
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
I've been going to and from the Sanctuary for quite some time. It is truly my happy place. I often go with my writers group, we all live here on Koh Phangan, and we get away to the Sanctuary once or twice a year to spend a few days focusing on our writing, eating healthy and nourishing food, and being nourished by the nearby natural surroundings. It is the most inspirational place I've come across for writing, creativity, and focus. My trips to the sanctuary are always highlights of my year.
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Nicolas Axel profile picture
Nicolas Axel
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Mon endroit préféré pour un dimanche matin inoubliable 🌈
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Q Dos profile picture
Q Dos
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I am back after 1 year...still magical...awesome vibe...I am doing another detox...it sets me up for the year The Sanctuary changes its guests everytime I come but each set of people are remarkably similar to the previous - amazingly friendly and interesting folks I can't imagine doing my annual recharge anywhere better
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Linda Valenziano profile picture
Linda Valenziano
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The detox program at The Sanctuary is life-changing. The wonderful team supports you every step of the way and you leave feeling light, clean, and completely refreshed. Furthermore, The Sanctuary resides on beautiful land that will hold and heal you during your detox. Stunning rock formations and multiple beaches to walk to. It is the perfect place to go and charge yourself with wellness, nature, and love 🤍
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Luisa Eibauer profile picture
Luisa Eibauer
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Nachdem in der Nachbarbucht Wai Nam in den beiden Unterkünften, die es dort gibt, keine Kinder erlaubt sind, sind wir hierher umgezogen, wo das zum Glück grundsätzlich kein Problem ist. Wir waren aufgrund früherer Bewertungen, dass es schön ruhig ist, weil es dort wenig Kinder gibt, skeptisch, auf welches Klientel wir dort treffen würden. Tatsächlich wurden wir auf Nachfrage auch darauf hingewiesen, dass es im Restaurant gut wäre, eine moderate Lautstärke einzuhalten, was natürlich Druck auf Eltern ausübt. Abgesehen davon haben wir uns jedoch sehr willkommen gefühlt! Wir waren in einem der Budget Bungalows, die zwar weiter hinten, aber immer noch sehr schön und hochwertig eingerichtet sind.
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Everything that's included

What your retreat covers

Arrival wellness orientation

Personal fitness evaluation

Private one-on-one fitness sessions

All-day yoga pass

Daily nutrition guidance

Daily protein shake & elixir

Unlimited herbal tea & electrolytes

Daily massage

Signature treatments (Tok Sen, lymphatic, cupping, Chi Nei Tsang)

Daily steam & cave plunge

Infrared sauna

Ice bath

Choose your package

Four lengths, one strong reset

Package prices below. Accommodation is chosen separately — and that’s exactly where we help. Message us and we’ll match you to the right room for your training.

3 Days

Kickstart

฿24,000

programme only · approx. £560

5 Days

Build momentum

฿42,000

programme only · approx. £980

7 Days

Real progress

฿51,000

programme only · approx. £1,190

10 Days

Full transformation

฿88,500

programme only · approx. £2,060
Accommodation is booked separately. The right room depends on your package — let us guide you so you get it right first time.

Before you ask

Your questions, answered

Yes. Our programme is built for every fitness level. You start with a personal fitness evaluation, and your private sessions with certified coaches are tailored entirely to where you are — whether you're new to training or experienced and looking to push harder.
Functional fitness built on primal movement patterns — push, pull, squat, hinge, rotate and carry — in our fully equipped open-air jungle gym. We also blend in Muay Thai, Pilates, jungle hikes and morning runs, so it's varied, intelligent and never dull.
Recovery is built into every package: daily therapeutic massage, infrared sauna, steam, cave plunge and an ice bath, plus signature healing treatments like Tok Sen, lymphatic massage, cupping and Chi Nei Tsang. You'll train hard and still feel fresh.
Every package includes daily nutrition guidance, a daily protein shake and elixir, and unlimited herbal tea and electrolytes — supporting muscle building and a healthy lifestyle reset alongside the training.
It lets you choose the room that suits your budget and comfort. Because the right room depends on your package, we'll personally recommend the best option — just message us and we'll sort it.
Yes — your package already includes an all-day yoga pass, and the programme integrates beautifully with our wider offerings. If you'd like to weave in a cleanse or more yoga, tell us when you enquire and we'll help design the right blend.

The next step is a conversation

Ready to build real strength?

Tell us your goals and dates and we’ll do the rest — recommend the right package length, match you to the ideal room, and answer every question. No obligation.
A real person replies, usually within a few hours (Thailand time).

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