$20.64 $0.51 per serving
Product analysis
NoPhedra combines green tea, guarana and other ingredients with a possible connection to alertness. The caffeine contribution is unclear, making the effect of a serving hard to predict.
AI assessment of the formula, label and price. How scoring works
Nutrient Quality36
Several ingredient forms are named without establishing a quality advantage. Missing blend and extract details make the full preparation difficult to compare.
Ingredient Transparency71
Ingredient amounts are stated, and most forms are named. The green tea composition and proprietary blend breakdown are missing, leaving caffeine and other active contributions unclear.
Value For Money29
Green tea and tyrosine are expensive relative to the amounts provided. Uncertain value for the other ingredients leaves the combination with little clear cost advantage.
Customer Satisfaction61
Customer feedback is generally favorable. The small number of ratings means the impression is less firmly established.
Product Focus39
The formula has possible links to alertness, but unresolved caffeine exposure makes that purpose hard to judge. The small amino-acid servings and added botanicals do not establish dependable everyday energy or concentration benefits.
- Format
Capsule - Container
- 80 Capsule(s)
- Per serving
- $0.51
- Customer rating
- 4.2 · 28 ratings
Goals
Impact
Moderate effect
Green Tea · 360 mg
Impact
High effect
Green Tea · 360 mg
L-Tyrosine Not classified
No linked studies yet.
Impact
Moderate effect
L-Tyrosine Not classified
No linked studies yet.
Tryptophan Not classified
No linked studies yet.
Impact
High effect
Green Tea · 360 mg
Ingredients
| Ingredient | Amount per serving | Score |
|---|---|---|
Green Tea leaves extract (Caffeine, Epigallocatechin Gallate) | 360 mg | |
Advantra-Z (Synephrine) | 200 mg | |
Guarana (Caffeine) | 200 mg | |
L-Tyrosine (L-Tyrosine Hydrochloride) | 150 mg | |
Proprietary Bioflavanoid Matrix | 150 mg | |
ForsLean (Coleus forskohlii) | 50 mg | |
L-Tryptophan | 25 mg |
Green Tea (Caffeine, Epigallocatechin Gallate) · 360 mg OverallScore29
The serving declares 360 mg of green tea leaf extract. The cost per 200 mg of declared EGCG is high. The serving declares 90 mg EGCG, but no EGCG percentage is available. Caffeine is mentioned, but the whole-product amount is unclear.
How this ingredient is rated
Composition and Label Disclosure20
The serving declares 90 mg EGCG, but no EGCG percentage is available.
Declared Green Tea Marker Concentration
The serving declares 90 mg EGCG, but no EGCG percentage is available.
Composition and Label Disclosure40
Caffeine is mentioned, but the whole-product amount is unclear.
Whole-Product Caffeine Disclosure
Caffeine is mentioned, but the whole-product amount is unclear.
Commercial Price and Usability25
The cost per 200 mg of declared EGCG is high.
Cost per 200 mg Declared EGCG
The cost per 200 mg of declared EGCG is high.
Tyrosine (L-Tyrosine Hydrochloride) · 150 mg OverallScore42
Each serving provides 150 mg of L-Tyrosine Hydrochloride, at a high cost for the amount. The stated form is L-Tyrosine Hydrochloride. No additional sourcing or purity information is available.
How this ingredient is rated
Active Ingredient Quality & Bioavailability49
The stated form is L-Tyrosine Hydrochloride. No additional sourcing or purity information is available.
Tyrosine Chemical Form
The stated form is L-Tyrosine Hydrochloride.
Purity and Sourcing Signals
No additional sourcing or purity information is available.
Dose, Safety & Label Transparency51
The label gives an individual amount of 150 mg of L-Tyrosine Hydrochloride per serving.
Tyrosine Dosage Adequacy
Each serving provides 150 mg of L-Tyrosine Hydrochloride.
Label Transparency and Blends
The tyrosine amount is individually disclosed.
Value10
The cost for the amount of tyrosine is high.
Price per Gram of Tyrosine
The cost for the amount of tyrosine is high.
Guarana (Caffeine) · 200 mg OverallScore70
A serving provides 200 mg of guarana. The caffeine percentage and extract ratio are not specified. The guarana supplies 44 mg of caffeine per serving. The available information does not establish a guarana-specific value comparison.
How this ingredient is rated
Composition and Label Disclosure40
The preparation is listed as guarana. The caffeine percentage and extract ratio are not specified.
Marker and Preparation Disclosure
The caffeine percentage and extract ratio are not specified.
Composition and Label Disclosure100
The serving contains 200 mg of guarana. The guarana supplies 44 mg of caffeine per serving.
Amount and Label Disclosure
The guarana supplies 44 mg of caffeine per serving.
Commercial Price and Usability
A guarana-specific price comparison is unavailable.
Alternative products
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Sources
Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.
- Safety and efficacy of cognitive training plus epigallocatechin-3-gallate in young adults with Down's syndrome (TESDAD): a double-blind, randomised, placebo-controlled, phase 2 trial.
- Association between tea consumption and risk of cognitive disorders: A dose-response meta-analysis of observational studies.
- Investigating the Impact of Tea Consumption on Cognitive Function and Exploring Tea-Genetic Interactions in Older Adults Aged 65-105 Years: Findings from the 2002-2018 CLHLS Data.
- Consumption of green tea, but not black tea or coffee, is associated with reduced risk of cognitive decline.
- Green Tea Consumption and the Risk of Incident Dementia in Elderly Japanese: The Ohsaki Cohort 2006 Study.
- Cognitive effects of guarana supplementation with maximal intensity cycling.
- Cognitive Performance Enhancement Induced by Caffeine, Carbohydrate and Guarana Mouth Rinsing during Submaximal Exercise.
- Improved cognitive performance in human volunteers following administration of guarana (Paullinia cupana) extract: comparison and interaction with Panax ginseng.
- The effect of plant active substances on cognitive function in healthy older adults: a systematic review and network meta-analysis of randomized controlled trials.
- Effect of Guarana (Paullinia cupana) on Cognitive Performance: A Systematic Review and Meta-Analysis.
- Dietary supplements and fatigue in patients with breast cancer: a systematic review.
- Purified dry extract of Paullinia cupana (guaraná) (PC-18) for chemotherapy-related fatigue in patients with solid tumors: an early discontinuation study.
- Placebo-Controlled, Double-Blind, Randomized Study of a Dry Guarana Extract in Patients with Head and Neck Tumors Undergoing Chemoradiotherapy: Effects on Fatigue and Quality of Life.
- Effects of Acute Guarana (Paullinia cupana) Ingestion on Mental Performance and Vagal Modulation Compared to a Low Dose of Caffeine.
- Effectiveness of guaraná (Paullinia cupana) for postradiation fatigue and depression: results of a pilot double-blind randomized study.
- The effects of green tea on acne vulgaris: A systematic review and meta-analysis of randomized clinical trials.
- Green Tea Catechin Association with Ultraviolet Radiation-Induced Erythema: A Systematic Review and Meta-Analysis.
- Efficacy of (-)-epigallocatechin gallate delivered by a new-type scaler tip during scaling and root planing on chronic periodontitis: a split-mouth, randomized clinical trial.
- Camellia Sinensis Mouthwashes in Oral Care: a Systematic Review.
- Skin photoprotection by green tea: antioxidant and immunomodulatory effects.