#8 in Protein Powders Third-Party Tested

Transparent Labs ProteinSeries MASS GAINER (15 Servings)

Name: Transparent Labs ProteinSeries MASS GAINER (15 Servings)
Brand: Transparent Labs
Rating: 4.4 (2800 reviews)

by Transparent Labs

"The clean mass gainer — 53g protein from grass-fed whey with organic tapioca and oat, no junk"

Amazon Rating

4.4/5

Reviews

2,800+

Price Range

$58-68

Servings

15 servings

Informed SportNo Artificial Sweeteners

Our Editorial Rating

8.5

Very Good

FormPowder

CategoryProtein Powders

SubcategoryMass Gainer (Clean, Grass-Fed Whey)

View on Amazon

Overview

Transparent Labs MASS GAINER provides 53g of protein from 100% grass-fed whey concentrate and 750 calories per serving using clean carb sources — organic tapioca maltodextrin and organic oat flour. Unlike typical mass gainers loaded with maltodextrin and sugar, this uses whole food carb sources. Fully transparent label with no proprietary blends. Each serving also includes 12g of healthy fats from coconut oil and MCTs.

Key Ingredients

Ingredient	Amount
Grass-Fed Whey Protein Concentrate	53g protein
Organic Tapioca Maltodextrin	Primary carb source
Organic Oat Flour	Secondary carb source
Coconut Oil + MCTs	12g healthy fats

Pros & Cons

What We Like

53g protein from grass-fed whey
Clean carb sources (organic tapioca, oat)
No artificial sweeteners or colors
Fully transparent label
750 calories per serving

What Could Be Better

Only 15 servings per bag
$4/serving — premium price
2,800 reviews (niche product)
Large serving size

Who Is This For?

Best For

Clean bulking
Hard gainers wanting quality calories
Those avoiding junk mass gainers
Transparent label seekers

Not Ideal For

Budget mass gainer seekers
Those wanting more servings
Casual weight gain needs

Our Verdict

8.5/10 — Very Good

The mass gainer for ingredient purists. 53g grass-fed whey protein with organic carb sources — proof that mass gainers don't have to be junk food in powder form.