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Updated 2026-10-03 · 5 min read

Best protein bars in Bangkok: what to buy and where

By the UnReal Supplements team. Sources and catalog last checked: 2026-10-03.

Short answer

A good protein bar delivers roughly 15 to 20 g of protein for a convenient snack when you cannot cook. In Bangkok, UnReal Supplements on Sukhumvit Soi 24 lists genuine Barebells, Kauai and BSN Protein Crisp bars by the box. A box is for sale only when its product page shows Add to cart, and delivery is free anywhere in Bangkok. Read the label for protein per bar versus sugar and total calories before you buy.

What makes a protein bar worth buying

A protein bar is a convenient way to add 15 to 20 g of protein when a proper meal is not an option, not a health food by default. The useful ones are high in protein relative to their calories and low in added sugar. Many bars marketed as healthy are really candy with a protein claim, so the label matters more than the front of the wrapper.

For most people who train the ISSN daily target is 1.4 to 2.0 g of protein per kg of bodyweight from all sources, and the how much protein per day guide has a table by bodyweight. A bar helps fill the gap food leaves on a busy day or a travel day, alongside your main protein sources.

How to read a protein bar label

  • Protein per bar: aim for 15 g or more. A bar with 6 to 8 g is a snack, not a protein source.
  • Sugar: lower is better. Compare total sugar to protein; you want more protein than sugar.
  • Calories: a bar is a snack, so 200 to 250 kcal is normal. Much higher and it is closer to a meal-replacement or a candy bar.
  • Fibre and ingredients: whole recognisable ingredients over long chemical lists, and watch for sugar alcohols if they upset your stomach.

Protein bars at UnReal Supplements

The catalog lists protein bars by the box so you keep a steady supply rather than buying one at a time. Which boxes are on the shelf changes, so check the product page: Add to cart means it is on the shelf, Notify me means it is not today. Barebells bars are a popular lower-sugar option at around 20 g of protein per 55 g bar. Kauai and BSN Protein Crisp give you more flavour variety, sold as boxes of twelve.

Buying in person at the gym means you can check the box, the seal and the expiry before you pay, which an online marketplace listing cannot offer.

Where to buy protein bars in Bangkok

UnReal Supplements is the shop inside UnReal Gym at 51 iStore Building on Sukhumvit Soi 24, two minutes from Phrom Phong BTS Exit 1, open 06:00 to 22:00 daily. Grab a box on your way out of a session, or have it delivered free anywhere in Bangkok. Prices are in Thai Baht at gym-floor rates.

Frequently asked

Where can I buy protein bars in Bangkok?
At UnReal Supplements inside UnReal Gym on Sukhumvit Soi 24, two minutes from Phrom Phong BTS. We list genuine Barebells, Kauai and BSN Protein Crisp bars by the box. Each product page shows Add to cart when a box is on the shelf and Notify me when it is not today. Pickup at the gym and free delivery anywhere in Bangkok apply to what is on the shelf.
Are protein bars actually good for you?
A good bar is a convenient 15 to 20 g of protein for when you cannot cook, useful post-training or as a travel snack. Check that it has more protein than sugar and reasonable calories. Treat bars as a supplement to real food, not a replacement.
How much protein should a protein bar have?
Aim for at least 15 g of protein per bar, ideally 20 g, with less sugar than protein and around 200 to 250 calories. Below about 10 g of protein it is a snack, not a protein source.
Which protein bars are best in Thailand?
Barebells is a popular lower-sugar bar at around 20 g protein per 55 g bar. Kauai and BSN Protein Crisp add flavour variety. The best bar is the one you will actually eat that hits your protein target without too much sugar. All three brands are in the UnReal Supplements catalog. Check the product page: Add to cart means it is on the shelf, Notify me means it is not today.

Keep reading

Sources

How we keep this guide honest

We check this guide against the sources listed below. Prices, pack sizes and shelf status in the tables are read from our shop catalog and refreshed every few minutes, never typed into the text. We deliver free within Bangkok only, and only what is on the shelf is for sale.