GNC Total Lean | Total Burn 60 | Clinically Proven Thermogenic Formula | 30 Servings
Analysis updated July 2026 · How Scout scores
At a glance
Summary
This pre-workout supplement contains natural caffeine sources from guarana seed and black tea extracts, which are generally considered safe and effective for energy enhancement. The formulation is relatively simple with no artificial dyes or sweeteners, which is a positive aspect. However, the lack of dosage transparency for each ingredient could be a concern for users seeking precise control over their stimulant intake.
Key ingredients 3
Guarana Seed Extract (Paullinia cupana)Good
Guarana seed extract naturally contains caffeine, which can help boost energy levels and alertness, making it a popular ingredient in weight management products.
Black Tea (Camellia Sinensis) Leaves ExtractGood
Black tea extract is rich in antioxidants and contains caffeine, which may support metabolism and provide a gentle energy boost.
CaffeineNeutral
Standard formulation ingredient — neither beneficial nor harmful at typical use.
See more about Caffeine →Processing
Processed Foods
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