Pre-Workout High Volume Guava Pineapple Punch - Stim-Free Pump

In this review the focus is on a stimulant-free pump formula that aims to deliver serious blood flow and hydration for anyone who trains late or avoids caffeine. The review finds the product strongest where it promises: concentrated nitric oxide support and hydration without jitters, making it a sensible pick for lifters and endurance athletes who want big pumps and steady endurance. The single biggest reason to buy is the evidence-based ingredient mix centered on 6 grams of pure L-citrulline and arginine nitrate to drive vascularity and nutrient delivery.

Key Features

• Caffeine-Free Pre-Workout: Provides pump and endurance benefits without stimulants so workouts can happen any time of day or night.
• High Dose L-Citrulline: Contains 6 grams of pure L-citrulline to support nitric oxide production and prolonged muscle pumps.
• Arginine Nitrate (NO3-T): Includes 2 grams of arginine nitrate to complement citrulline and enhance blood flow and nutrient delivery.
• Hydration Blend: Sodium, magnesium, taurine, and HydroMax glycerol work together to improve muscle hydration and reduce fatigue during intense sets.
• Versatile Stacking: Designed to be used alone for non-stim pumps or stacked with stimulant pre-workouts or creatine for amplified performance.
• Flavor and Mixability: Guava Pineapple Punch offers a refreshing taste with smooth mixing, making daily use more enjoyable.

Who It's For

This product is best for gym-goers who prioritize pump, hydration, and endurance without the buzz of caffeine, including late-night trainers, people sensitive to stimulants, and those who prefer to stack separate energy sources. Athletes wanting a focused nitric oxide booster for better vascularity will appreciate the straightforward dosing and mixability.

People seeking an all-in-one energy pre-workout with stimulants should look elsewhere, as this intentionally excludes caffeine. Also, those who need documented clinical dosing for every ingredient beyond citrulline and nitrate may prefer a product with more granular label details.

Pros & Cons

Pros

• Strong, evidence-based nitric oxide support from 6 g L-citrulline and 2 g arginine nitrate for notable pumps.
• Stim-free formula eliminates jitteriness for users sensitive to caffeine.
• Hydration-focused ingredients help maintain endurance and reduce muscle fatigue during workouts.
• Good flavor and mixability make it easy to use daily as a non-stim option.

Cons

• Does not provide stimulant-driven energy, so users wanting immediate alertness must add a separate caffeine source.
• Some users report mixed sensations related to jitteriness despite being stim-free, suggesting individual variability.

Specifications

Brand	PEScience
Product	High Volume Stim-Free Pre Workout Pump Powder
Flavor	Guava Pineapple Punch
Serving Size	36 scoops per container
Key Ingredients	6 g L-citrulline, 2 g arginine nitrate, HydroMax glycerol
Electrolytes	Sodium and magnesium plus taurine
Stimulant Content	Caffeine-free

Our Verdict

For anyone chasing clean, reliable pumps and better hydration without stimulant side effects, this product is a strong value thanks to clinically minded citrulline and nitrate dosing and useful hydration agents. It is particularly well suited for evening workouts or stimulant-sensitive users, while those wanting immediate energy should plan to stack it with a caffeine source.

Frequently Asked Questions

How much should I take?
Suggested dosing is one scoop if you weigh 160 lb or less and two scoops if you are over 160 lb.

Does it contain caffeine?
No, this is a caffeine-free pre-workout designed for pump and hydration without stimulants.

Can it be stacked with other supplements?
Yes, it is designed to stack well with stimulant pre-workouts, creatine, or BCAAs for added energy or recovery benefits.