Maximum Human Performance Probolic-SR Sustained Release Protein - 24g
Maximum Human Performance Probolic-SR Sustained Release Protein - 24g
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Our review of Maximum Human Performance Probolic-SR finds it best suited to lifters and athletes who want a protein that supports both immediate recovery and longer overnight muscle maintenance. The single biggest reason to buy is its multi-phase protein blend combined with a proprietary sustained release micro-coating, which is designed to deliver a steady supply of amino acids when you need them most. For those who want a post-workout shake that also doubles as a nighttime recovery aid, Probolic-SR aims to bridge the gap between fast and slow proteins.
Key Features
- Perfect protein blend: A mix of whey, soy and casein provides a staggered digestion profile to support both quick protein synthesis and extended muscle feeding.
- Sustained Release micro-feed: Proprietary micro-coating technology is designed to prolong amino acid delivery for longer anti-catabolic support.
- High amino acid content: Contains concentrated levels of the critical five amino acids including glutamine, arginine and BCAAs to support muscle repair and growth.
- Post-workout effectiveness: Fast-acting whey in the formula helps quickly ignite protein synthesis immediately after training.
- Nighttime recovery: Slow-digesting proteins and the micro-coating make it suitable to take before sleep to reduce overnight muscle breakdown.
Who It's For
This product is ideal for strength athletes, bodybuilders and gym-goers who train intensely and want a single protein powder they can use both after workouts and before bed. The sustained release blend is valuable for people who struggle to consume frequent meals and need prolonged amino acid delivery to minimize catabolism.
Casual users or those seeking a pure fast whey isolate for only immediate recovery might prefer a dedicated whey product instead, and anyone with specific soy or dairy sensitivities should check ingredients before buying.
Pros & Cons
Pros
- Multi-phase protein blend supports both rapid and extended amino acid availability.
- Micro-coating sustained release technology aims to provide longer anti-catabolic effects.
- High levels of glutamine, arginine and BCAAs support muscle building and recovery.
- Reportedly good taste and mixability, making regular use easier for many customers.
Cons
- Includes soy and casein, so not appropriate for users avoiding those proteins.
- Not a single-source whey isolate for those wanting only fast digestion.
Specifications
| Serving size | Approximately 52 servings per 4 lb container |
| Protein per serving | 24 g protein |
| Protein sources | Whey, soy and casein blend |
| Amino acids highlighted | Glutamine, Arginine and BCAAs (leucine, isoleucine, valine) |
| Use cases | Post-workout, between meals and nighttime recovery |
| Formulation feature | Proprietary sustained release micro-coating technology |
Our Verdict
Probolic-SR is a practical choice for serious trainers who want one versatile protein for immediate recovery and prolonged overnight feeding. The combination of fast and slow proteins plus sustained release technology offers good value for anyone focused on reducing catabolism and supporting steady muscle growth.
Frequently Asked Questions
Can I use this before bed?
Yes, the formulation is intended for nighttime use since the slow proteins and micro-coating supply amino acids over several hours.
Is this suitable as a post-workout shake?
Yes, the fast-acting whey component helps initiate protein synthesis immediately after training while other proteins sustain amino acid delivery.
Does it contain the important amino acids?
Yes, it provides high concentrations of glutamine, arginine and the BCAAs leucine, isoleucine and valine.
Editor's Take
Probolic-SR is a versatile protein blend that combines fast and slow proteins with sustained release micro-coating, making it a strong choice for athletes who want both post-workout recovery and overnight muscle maintenance.

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