Transparent Labs Stim Free Pre-Workout

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  • Caffeine-free pre-workout formula
  • Seven natural flavor varieties
  • Simply mixes into water
  • Avoid artificial sweeteners
  • No artificial coloring added
  • Gluten and GMO-free
  • Free shipping for orders over $99 for us only

Transparent Labs Stim-Free Pre-Workout Deliveries. Packed with clinically-dosed ingredients like citrulline malate and beta-alanine, it fuels focus, endurance, and muscle pumps without caffeine. Perfect for stimulant-sensitive athletes and those seeking a natural edge, this jumbo-sized pre-workout provides 23+ grams of active ingredients per scoop for serious results.

Manufacturer: Transparent Labs Brand
Category: Pre-Workout

SKU: BBR132 Category: Brand:

Pros & Cons of Transparent Labs Stim-Free Pre-Workout

What We Like …

  • Clean formula without artificial ingredients
  • Non-stimulant for caffeine-sensitive individuals
  • Avoids jitters of caffeine pre-workouts
  • May boost nitric oxide for muscle pumps
  • Subscription option saves on repeat orders

What Needs Improvement …

  • Not for those seeking caffeine effects
  • Excludes creatine and BCAAs

Product Summary

Transparent Labs’ PreSeries STIM-FREE pre-workout was developed to provide an exceptional stimulant-free formula for those sensitive to caffeine. It contains clinically effective doses of citrulline malate, beta-alanine, betaine, and taurine to boost nitric oxide levels, delay fatigue, and enhance muscle recovery without stimulants.

With 100% formula transparency, it is suitable for athletes and bodybuilders seeking high-intensity training support. Each generous serving contains over 13 research-backed ingredients like 6 grams of citrulline malate, 4 grams of beta-alanine, and 2.5 grams of betaine to aid in muscle endurance, strength, and growth without post-workout crashes.

Additional components like Senactiv, L-tyrosine, and BioPerine enhance focus, energy levels, and nutrient absorption for an optimal training experience.

Preseries Stim Free Pre-Workout Specs

Key Ingredients 1000mg of L-tyrosine, 1.3grams of Taurine, 2,500mg of betaine anhydrous, 4 grams of beta-alanine, 6grams of citrulline malate
Type Pre-workout
Serving Info 30
Guarantee 30-day money-back guarantee
Dose 1 scoop
Flavors Sour Grape, Orange, Cherry Limeade, Tropical Punch, Strawberry Lemonade, Peach Mango, Blue Raspberry
Best For Focus, endurance, lean muscle mass and muscle
Item Form Powder

Asked A Questions for Preseries Stim Free Pre-Workout

Q. Is Stim pre-workout safe?

A. Yes, Transparent Labs Stim Free Pre-Workout can be considered safe since it contains no stimulants like caffeine that could cause unwanted side effects for some individuals.

Q. How to take Transparent Labs Stim Free Pre-Workout?

A. One should stir half a scoop into 6-8 ounces of water 20-30 minutes before exercise and a full scoop for greater effort.

Q. What is the difference between stim and stim-free pre-workout?

A. A key difference between stimulant and stimulant-free pre-workouts lies in their caffeine content: stim pre-workouts contain caffeine to boost energy and focus, while stim-free varieties omit caffeine for those who wish to avoid its effects.

Q. Is this product vegan?

A. Transparent Labs Stim-Free Pre-Workout boasts plant-based ingredients, making it potentially suitable for vegans.

About the Brand

Transparent Labs is dedicated to utilizing only genuine ingredients in their products.

Transparent Labs

CEO: Edward Ionescu.

Transparent Labs offers a line of clean, research-backed supplements including a stimulant-free pre-workout that boosts performance without caffeine through increased nitric oxide, grass-fed protein powders and bars formulated without artificial ingredients, and various vitamins to support overall wellness goals.

Shop the Brand


  1. Michael Krauss

    After using Transparent Labs Stim free Pre-workout, I have no jitters, no crash, just pure, sustained energy that enhances my focus and endurance through intense training sessions. Its clean formula ticks all the right boxes for health-conscious athletes, and I’ve noticed a significant improvement in performance without the side effects of stimulants. For anyone serious about maximizing their workouts while keeping it clean, Transparent Labs Stim Free is the gold standard.

  2. Bill Josh

    I’ve only tried this non-stim pre-workout, so there might be cheaper options, but it’s perfectly working for me. It pumps my muscles and improves my workout strength. I feel the beta-alanine contained in this pre-workout working on lean mass. Price is the only point where everyone comes, but overall it’s worth & a great product which fulfill your fitness requirments.

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