AG1 or Protocol X® V3: Which Daily Supplement Should You Choose? (Updated 2026)
18th Mar 2026
AG1 and Protocol X often end up in the same conversation. Both are daily powders. Both are premium-priced. And, as of 2025, both have released meaningful formula upgrades – AG1 with their Next Gen update (more ingredients, an overhauled probiotic system), and Protocol X® with V3 (deeper longevity stack, two new actives, and increased doses of NMN and Creatine).
So this isn't just a compa
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