Best whey protein in Thailand 2026, ranked by price per gram
We compared 30 whey and protein products from 13 brands sold in Thailand, using the average Thai price divided by the protein in the whole tub as labelled. Lower is better value. This article is updated every month as prices change.
We sell every product in this article. The ranking comes only from the numbers in the table. No lab results yet; all figures are from labels.
Picks by need
Best value overall: Ultimate Nutrition Prostar 100% Whey
฿2,250 · 5.28 lb · 25 g protein, 120 kcal per scoop · ฿1.12 per gram of protein
Best value isolate: High Pro Whey Protein Isolate
฿1,130 · 930 g · 25 g protein, 110 kcal per scoop · ฿1.46 per gram of protein
Best value hydrolyzed: Dymatize ISO100
฿5,270 · 5 lb · 25 g protein, 120 kcal per scoop · ฿2.97 per gram of protein
For beginners: Ultimate Nutrition Prostar 100% Whey
฿2,250 · 5.28 lb · 25 g protein, 120 kcal per scoop · ฿1.12 per gram of protein
Best value clear whey: Rule1 Clear Whey Isolate
฿1,930 · 1.5 lb · 20 g protein, 80 kcal per scoop · ฿3.86 per gram of protein
For a milk allergy: BAAM ISO-SOY
฿920 · 5 lb · 30 g protein, 150 kcal per scoop · ฿0.54 per gram of protein
Mass gainer: most energy per baht: Ultimate Nutrition Muscle Juice 2600
฿2,390 · 11 lb · 1,050 kcal and 56 g protein per serving · about 10 kcal per baht
Top 10 whey by value
How we rank
Price per gram of protein = tub price ÷ (protein per scoop × scoops)
Mass gainers are left out of the top 10 because they are built for energy, not protein per baht. More in how to work out whey value.
What else to check
- Type of whey: concentrate, isolate and hydrolyzed compared
- Milk allergy: choose plant protein, not whey
- Not sure about flavour: start with a trial pack
