The short answer · Fat oxidation
Take caffeine anhydrous, green tea extract & taurine for fat oxidation. This is the one to buy.

Celsius, Live Fit, Berry, 14 On-The-Go Packets, 0.18 oz (5.11 g) Each
4.8· 172 ratings· $1.00/serving
Caffeine Anhydrous 0.31 g (calculated) — inside the studied 0.2-0.5 g window
Of 1,534 products scored for Fat oxidation, Celsius, Live Fit, Berry, 14 On-The-Go Packets, 0.18 oz (5.11 g) Each ranks #1 with a DoseRank score of 87. Caffeine Anhydrous and Green Tea Extract have moderate human evidence for this outcome.
Retailer links may be affiliate links. Rankings and placement are never paid.
The form“Why Caffeine Anhydrous, Green Tea Extract & Taurine?”Evidence Moderate evidence
Caffeine Anhydrous and Green Tea Extract have moderate human evidence for this outcome.
- Caffeine AnhydrousThe pick
Moderate evidence · 0.31 g (calculated)
Dehydrated, water-free caffeine; delivers a precise, fast-acting stimulant dose, which is why it dominates pre-workout and weight-management formulas.
- Green Tea ExtractThe pick
Moderate evidence · 0.31 g (calculated)
Concentrated source of EGCG and other catechins from Camellia sinensis; widely used for antioxidant support, metabolic health, and modest fat oxidation.
- TaurineThe pick
Moderate evidence · 0.31 g (calculated)
Conditionally essential sulfur amino acid concentrated in heart and muscle. Supports bile-acid conjugation, electrolyte balance, and cell hydration; a common addition to energy drinks.
The dose“Is the dose actually effective?”Dose fit 74
2 of 3 dosed ingredients land in the studied range. Caffeine Anhydrous at 0.31 g (calculated) lands inside the studied 0.2-0.5 g window.
Caffeine Anhydrous
Studied window 0.2-0.5 g · this pick 0.31 g (calculated)
Green Tea Extract
Studied window 0.25-0.5 g · this pick 0.31 g (calculated)
Taurine
Studied window 1-3 g · this pick 0.31 g (calculated)
The ranking“Why should I trust this pick?”Trust 57
Mixed trust signals — ratings are positive but the base is limited. Each product gets a DoseRank score blending clinical strength, evidence, dose fit, trust and value. Retailer links may be affiliate links — the scoring model decides placement, never payment from a brand.
- 1,534 products scored
- Never paid placement
- Evidence level: Moderate · 77
- 246 brands
- 17 ingredients
The price“Can I do better than $1.00 a serving?”Value 43
$1.00 per serving — high price tier for this outcome. The cheapest ranked pick here is $0.08 per serving.
- 8NOW Foods, Green Tea Extract, 400 mg, 100 Veg CapsulesScore 85 · $0.08/servingiHerb
- 6Life Extension, Mega Green Tea Extract, Decaffeinated, 100 Vegetarian Capsules (725 mg per Capsule)Score 85 · $0.20/servingiHerb
Why not the absolute cheapest? The DoseRank score also weighs clinical strength, evidence, dose fit and trust — the very cheapest listings rarely hold up everywhere else.
Ready?
The #1 pick is $1.00 a serving.Celsius, Live Fit, Berry, 14 On-The-Go Packets, 0.18 oz (5.11 g) Each — in stock at a tracked retailer.
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Celsius, Live Fit, Berry, 14 On-The-Go Packets, 0.18 oz (5.11 g) Each ranks #1 for Fat oxidation with a DoseRank score of 87. The score blends clinical strength, evidence, dose fit, trust signals and value across 1,534 products scored for this outcome.
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