Transparent Labs Lean Cutting Pre-Training Formula

Common questions

Is Transparent Labs Lean Cutting Pre-Training Formula healthy?

Transparent Labs Lean Cutting Pre-Training Formula scores 85/100 on Scout's independent analysis of ingredients, additives, and lab results — one of the stronger scores in Scout's catalog. The LEAN Cutting Pre-Training Formula contains beneficial ingredients such as Betaine Anhydrous, Acetyl L-Carnitine, and Citrulline Malate, which support athletic performance and endurance.

How processed is Transparent Labs Lean Cutting Pre-Training Formula?

Transparent Labs Lean Cutting Pre-Training Formula is NOVA Group 4: Ultra-Processed Foods.

Which ingredients drive Transparent Labs Lean Cutting Pre-Training Formula's score?

In Scout's ingredient-by-ingredient analysis, Betaine Anhydrous, Acetyl L-Carnitine HCI, Choline Bitartrate count in its favor; Natural Flavors is flagged as an ingredient of concern. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Transparent Labs Lean Cutting Pre-Training Formula

Transparent Labs
85 Excellent

Analysis updated August 2026 · How Scout scores

$49.99 · 15.02 oz · $3.33 / ounce
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At a glance

Beneficial ingredients 7
Harmful ingredients 1
Owned by Nutra Holdings
Category Energy Pre Workout
Summary

The LEAN Cutting Pre-Training Formula contains beneficial ingredients such as Betaine Anhydrous, Acetyl L-Carnitine, and Citrulline Malate, which support athletic performance and endurance. It uses natural caffeine from green coffee beans and stevia as a sweetener, avoiding artificial additives. However, the use of 'Natural Flavors' introduces some ambiguity, which slightly impacts the overall score due to potential processing concerns.

Key ingredients 15

Betaine Anhydrous
Good

Betaine Anhydrous is known for its role in enhancing muscle endurance and strength. It is a naturally occurring compound that supports cellular hydration and methylation processes. Its inclusion in supplements is generally considered beneficial for athletic performance.

Benefits

Supports muscle endurance and strength, and aids in cellular hydration.

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Acetyl L-Carnitine HCI
Good

Acetyl L-Carnitine HCI is an amino acid derivative that supports energy production by facilitating the transport of fatty acids into the mitochondria. It is often used for its potential cognitive benefits and fat metabolism support. This ingredient is well-regarded in the context of pre-workout supplements.

Benefits

Enhances energy production and supports cognitive function and fat metabolism.

Choline Bitartrate
Good

Choline Bitartrate is a source of choline, an essential nutrient that supports brain health and cognitive function. It is involved in the synthesis of acetylcholine, a neurotransmitter important for memory and muscle control. Its inclusion in supplements is beneficial for mental focus and performance.

Benefits

Supports brain health and cognitive function, and aids in neurotransmitter synthesis.

L-Theanine
Good

L-Theanine is an amino acid found in tea leaves, known for promoting relaxation without drowsiness. It is often used in combination with caffeine to enhance focus and reduce the jittery effects of caffeine. This ingredient is valued for its calming effects and cognitive benefits.

Benefits

Promotes relaxation and enhances focus, especially when combined with caffeine.

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Bioperine
Good

Bioperine is a black pepper extract that enhances the bioavailability of nutrients and supplements. It is often included to improve the absorption of other active ingredients. This ingredient is beneficial for maximizing the efficacy of the supplement.

Benefits

Enhances the bioavailability and absorption of nutrients and supplements.

Citrulline Malate
Good

Citrulline Malate is an amino acid compound that enhances nitric oxide production, improving blood flow and exercise performance. It is well-regarded for its ability to reduce muscle fatigue and improve endurance. This ingredient is a staple in effective pre-workout formulations.

Benefits

Enhances blood flow and exercise performance, reducing muscle fatigue.

Beta-Alanine
Good

Beta-Alanine is an amino acid that helps buffer acid in muscles, improving endurance and reducing fatigue. It is commonly used in pre-workout supplements for its performance-enhancing effects. This ingredient is beneficial for athletes seeking to improve high-intensity exercise performance.

Risks

May cause a harmless tingling sensation known as paresthesia.

Benefits

Improves endurance and reduces muscle fatigue during high-intensity exercise.

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PurCafe Organic Caffeine
Neutral

PurCafe Organic Caffeine is derived from green coffee beans and provides a natural source of caffeine. It is used to enhance alertness and physical performance. Being organic, it indicates a higher quality and less processed form of caffeine.

Risks

Excessive caffeine intake can lead to jitteriness, insomnia, and increased heart rate.

Benefits

Enhances alertness and physical performance, and is a natural source of caffeine.

Theobromine
Neutral

Theobromine is a compound found in cocoa that has mild stimulant effects similar to caffeine. It is known for its potential to improve mood and cognitive function. Its effects are generally milder than caffeine, making it a complementary ingredient in energy supplements.

Risks

High doses may cause nausea and headaches.

Benefits

May improve mood and cognitive function with mild stimulant effects.

Huperzine A
Neutral

Huperzine A is a compound extracted from the Huperzia serrata plant, known for its potential cognitive benefits. It is used to support memory and learning by inhibiting the breakdown of acetylcholine. Its effects are generally positive but require careful dosing.

Risks

May cause nausea, diarrhea, and insomnia if taken in excess.

Benefits

Supports memory and learning by inhibiting acetylcholine breakdown.

Calcium Silicate
Neutral

Calcium Silicate is used as an anti-caking agent to prevent clumping in powdered products. It is generally recognized as safe and does not contribute significant nutritional value. Its role is primarily functional in maintaining product consistency.

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Silicon Dioxide
Neutral

Silicon Dioxide is a common anti-caking agent used to maintain the free-flowing nature of powdered supplements. It is considered safe for consumption and does not affect the nutritional profile of the product. Its inclusion is purely for functional purposes.

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Stevia Extract
Neutral

Stevia Extract is a natural sweetener derived from the stevia plant, providing sweetness without calories. It is a popular alternative to artificial sweeteners and is considered safe for consumption. Its use in supplements is generally neutral, offering sweetness without significant health concerns.

Benefits

Provides sweetness without calories, serving as a natural alternative to artificial sweeteners.

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Beet Root Powder
Neutral

Beet Root Powder is used for natural coloring and may offer some health benefits due to its nitrate content. It is often included in supplements for its potential to improve blood flow and exercise performance. However, in small amounts, its primary role is as a natural colorant.

Benefits

May improve blood flow and exercise performance due to nitrate content.

Natural Flavors
Bad

Natural Flavors is a catch-all term that can include a wide range of substances, often processed and not fully disclosed. While derived from natural sources, the lack of transparency and potential for processing diminishes its quality. This ingredient is penalized for its ambiguity and potential for containing undesirable compounds.

Risks

Potential for containing processed and undisclosed substances.

See more about Natural Flavors →

Processing

Group 4 · Ultra-processed

Ultra-Processed Foods

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