★★★★★ 5
Great product!!
Style: Ink
Great price!!
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Reviewed in the United States on March 13, 2026
Rule1 CaseinRule 1 R1 Casein 100% Micellar Casein Rule 1 R1 Casein is a slow digesting protein powder designed to provide sustained amino acid delivery. Ideal for nighttime use or between meals to support muscle maintenance. Key Benefits: Slow Release Protein: Provides 25g of micellar casein per serving. Muscle Support: Feeds muscles over several hours, aiding recovery. Rich in EAAs: Naturally contains all 9 essential amino acids, including 3 BCAAs. Clean
Quick Dispatch:
Your Rule1 Casein orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your Rule1 Casein ships.
Need Help?
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Product Reviews
★★★★★ 5
Great product
Style: Ink
Great product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 17, 2026
★★★★★ 5
Works great
Style: Ink
No issues
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Reviewed in the United States on May 11, 2026
★★★★★ 5
Good price
Style: Ink
Did not include the black cartridge. I should have payed more attention to description
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Reviewed in the United States on February 9, 2026
★★★★★ 4
Excellent but costly
Style: Ink
Excellent
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Reviewed in the United States on February 18, 2026
