Casein digests slowly over 5–7 hours, making it ideal for overnight recovery or long gaps between meals. Here's our breakdown of the best casein protein supplements on the market.
Rankings
Best Casein Protein
Independently reviewed & ranked — affiliate links marked
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Featured review
Micellar Casein
Optimum Nutrition Gold Casein
The most trusted casein protein on the market. Micellar casein for slow overnight release, excellent mixability into a thick shake, and the ON quality standard that has held up for decades.
#1
Optimum Nutrition Gold Casein
The most trusted casein on the market. Excellent texture and mixability.
Full review coming soon — check back for our in-depth breakdown of Optimum Nutrition Gold Casein.
#2
Bulk Micellar Casein
Outstanding value for a high-quality micellar casein. Minimal flavourings.
Full review coming soon — check back for our in-depth breakdown of Bulk Micellar Casein.
#3
Dymatize Elite Casein
Great texture, slow gelation, and a full amino acid profile.
Full review coming soon — check back for our in-depth breakdown of Dymatize Elite Casein.
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