Products
R1 Casein 4lb
We utilize 25g per serving of Micellar Casein in this protein formula, so it keeps working long after you've left the gym. It's slow-release formulation is designed for occasions when you want a protein that takes its time and delivers its amino acids benefits over several hours
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Rule One Proteins aim is to bring you the purest and highest quality range of proteins for your goals. This includes our flagship isolate; R1 PROTEIN and many others for your specific needs.
This is done to accomplish the mission and remain true to our values that, “better input = the better output”.
Is Rule 1 protein safe to consume?
Generally, protein is safe when used as directed. However, it's important to read labels carefully, follow dosage instructions, and consult with a healthcare professional if you have any pre-existing health conditions or concerns.
They are all Informed Choice Certified, meaning no ingredients not listed + no banned substances.
Is protein the right supplement for my fitness goals?
Protein powder supports building lean muscle mass, and providing a convenient source of nutrition for recovery. It can also aid in weight loss by increasing satiation.
When should I take protein?
As long as you're getting enough protein each day, the timing of your protein doesn't matter as much. However, there are a few times throughout the day—like in the morning and after a workout—when drinking a protein shake may be even more beneficial for muscle growth and recovery.
Can a protein shake be taken instead of a meal?
No, although protein is highly important in your diet, you should not use it as a meal replacement but alongside a balanced diet of whole foods.
How much protein should I consume a day?
The recommended dietary allowance to prevent deficiency for an average sedentary adult is 0.8 grams per kilogram of body weight.
For someone who trains regularly and is looking to build lean muscle, sitting between 1.8-2.2g per kilogram of body weight is optimal.