Pack Nutrition

Shred Burner Review

Name: Shred Burner
Brand: Pack Nutrition
Rating: 4.09 (1 reviews)

0.0/10

SuppsSimplified Score

D · Sub-Clinical

Doses too low to expect the researched effects.

Backed by 6 peer-reviewed citations

⚡Energy0.0/10

🧠Mood/Focus0.0/10

🍽Appetite Suppression0.0/10

🔥Fat-burning0.0/10

0.0/10

SuppsSimplified Score

B · Clinically Mixed

Some ingredients dosed well, others fall short.

Backed by 6 peer-reviewed citations

⚡Energy0.0/10

🧠Mood/Focus0.0/10

🍽Appetite Suppression0.0/10

🔥Fat-burning0.0/10

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Pack Nutrition

Shred Burner Review

0.0/10

SuppsSimplified Score

D · Sub-Clinical

Doses too low to expect the researched effects.

Backed by 6 peer-reviewed citations

⚡Energy0.0/10

🧠Mood/Focus0.0/10

🍽Appetite Suppression0.0/10

🔥Fat-burning0.0/10

0.0/10

SuppsSimplified Score

B · Clinically Mixed

Some ingredients dosed well, others fall short.

Backed by 6 peer-reviewed citations

⚡Energy0.0/10

🧠Mood/Focus0.0/10

🍽Appetite Suppression0.0/10

🔥Fat-burning0.0/10

Buy Shred Burner Compare

Servings / tub

Price per serving

$0.58

Cost per point

$0.14

per formula score point

Caffeine

100 mg

≈ 1.1 cups of coffee

Strengths

Solid support for mood and focus
Two dose-size options to match individual tolerance
A genuinely long-lasting bottle -- 60 days at the standard dose
A moderate, smooth energy lift
Strong cognitive/focus support

Watch-outs

Appetite suppression and fat-burning are both weak
The full effect requires the larger, 2-capsule dose

Effects Timeline

AI-estimated changes in effects over the first 14 hours after taking the recommended serving.

0–14 hr

AI analysis

Pack Nutrition Shred Burner leans into mental clarity and focus rather than fat-burning or appetite control, which are both fairly weak here. It spreads its stimulant content across a few different sources instead of one big caffeine hit, which tends to feel smoother. You'll want the larger 2-capsule dose to get a meaningful effect -- the smaller option is quite mild. Best for: People who want a smoother, mentally-sharpening supplement and aren't relying on it for real fat-burning or appetite control.

Ingredient breakdown

Every dose · every gap

Ingredient	Clinically effective dose	Dose in Shred Burner	Status
Caffeine (actual caffeine)	200 mg	100 mg	50%Under-dosed
Tetramethyluric Acid (Theacrine)	200 mg	20 mg	10%Under-dosed
Methylliberine (Dynamine)	100 mg	20 mg	20%Under-dosed

Caffeine (actual caffeine)100 mg
50%Under-dosed
Tetramethyluric Acid (Theacrine)20 mg
10%Under-dosed
Methylliberine (Dynamine)20 mg
20%Under-dosed

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Evidence references

Nutrients · 2023 · n=254

Effects of Caffeine Intake on Endurance Running Performance and Time to Exhaustion: A Systematic Review and Meta-Analysis

Journal of Clinical Medicine · 2025

Promising, but Not Completely Conclusive-The Effect of l-Theanine on Cognitive Performance Based on the Systematic Review and Meta-Analysis of Randomized Placebo-Controlled Clinical Trials

Frontiers in Nutrition · 2025 · n=668

The effect of Rhodiola rosea supplementation on endurance performance and related biomarkers: a systematic review and meta-analysis

Nutrients · 2022 · n=341

The Safety and Efficacy of Citrus aurantium (Bitter Orange) Extracts and p-Synephrine: A Systematic Review and Meta-Analysis

Obesity Research · 2005 · n=30

Body Composition and Hormonal Adaptations Associated with Forskolin Consumption in Overweight and Obese Men

PLOS ONE · 2013 · n=1,823

Huperzine A for Alzheimer's disease: a systematic review and meta-analysis of randomized clinical trials