Maximum Human Performance Probolic-SR Sustained Release Protein - 26

In this review of Maximum Human Performance Probolic-SR, the bottom line is simple: this is a versatile sustained release protein powder aimed at athletes and regular gym-goers who want a steady supply of amino acids across hours. Its research-backed blend of whey, soy and casein plus the brand's micro-coating technology delivers both fast and slow protein release, making it useful immediately after training and between meals or at night. The powder mixes easily and the Cookies & Cream flavor earns consistent praise, so anyone seeking reliable muscle support and recovery will find clear value here.

Key Features

• Sustained release micro-coating: Provides a continual supply of amino acids so muscles receive support for several hours after a serving.
• Multi-source protein blend: Combines whey, soy and casein to offer both fast-acting and long-lasting protein digestion for post-workout and overnight recovery.
• High protein per serving: Delivers 24g of protein to help stimulate muscle growth and reduce catabolic breakdown between meals.
• Amino acid support: Includes BCAAs, glutamine and arginine to aid recovery, reduce soreness and support training adaptations.
• Convenient serving size: The 2 lb container supplies 26 servings, making it suitable for daily use through a training cycle without constant repurchasing.

Who It's For

Probolic-SR is best for lifters, endurance athletes and active adults who want a single protein powder that covers multiple use cases: post-workout spike, sustained between-meal support and nighttime muscle maintenance. The blend suits people who appreciate both immediate and prolonged amino acid delivery rather than a straight whey concentrate.

Those seeking a zero soy product, a pure isolate-type formula, or strict calorie-count meal replacement should look elsewhere, as Probolic-SR explicitly uses a multi-source blend that includes soy and casein alongside whey.

Pros & Cons

Pros

• Effective sustained-release formula that keeps amino acid levels steadier over time.
• Mixes well and is praised for its Cookies & Cream taste, making daily use easier.
• Solid 24g protein per serving with added BCAAs, glutamine and arginine to support recovery and growth.

Cons

• Contains a blend of protein sources including soy, so it is not ideal for those avoiding soy or wanting a single-source isolate.

Specifications

Brand	Maximum Human Performance
Product	Probolic-SR Sustained Release Protein Powder
Protein per serving	24g
Serving count	26 servings (2 lbs)
Protein sources	Whey, soy, casein
Key amino acids	BCAAs, glutamine, arginine

Our Verdict

Probolic-SR is a well-rounded sustained release protein that suits people who want both immediate post-workout support and long-lasting amino acid delivery. With 24g of protein per serving and a research-focused micro-coating technology, it represents good value for athletes who prioritize recovery and muscle maintenance across the day and night.

Frequently Asked Questions

Can this be used as a post-workout shake?
Yes. The blend includes fast-acting whey to provide immediate amino acids and sustained proteins to continue feeding muscles after training.

How many servings come in the container?
The 2 lb container provides 26 servings, which is appropriate for daily use over several weeks depending on intake.

Is this suitable for nighttime use?
Yes. The combination of casein and the micro-coating sustained-release design makes it suitable for preventing overnight catabolic muscle breakdown.