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EAA Pure Blue Raspberry

NutraBio
4.5
★ ★ ★ ★ ★
(69 ratings)
Alanine 600 mg
Taurine 1200 mg
Lysine 850 mg
Histidine 100 mg
Tryptophan 75 mg
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Score65
850 mg of l-lysine hydrochloride anchors a limited multi-ingredient option with limited value. Its main trade-off is the high dose within a broader formula, which may be either convenient or restrictive depending on the intended routine.
How scoring works
Quantity:0 Pound(s) • ( servings)
Goals:
Fitness
Anti-Aging
Muscle Gain
Cardiovascular Support
Hair Health

Score 65

850 mg of l-lysine hydrochloride anchors a limited multi-ingredient option with limited value. Its main trade-off is the high dose within a broader formula, which may be either convenient or restrictive depending on the intended routine.
How scoring works
$29.99($0.00 per serving)
iHerb
$ 29.99
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Analysis

The 850 mg serving provides l-lysine hydrochloride alongside Branched-Chain Amino Acids and L-Threonine in pound(s). The high-dose amount sits within a broader formula, so each included ingredient should fit the intended use.

The amount is stated, but the supplied information leaves some formulation detail unspecified. Value is a notable trade-off compared with more economical options, and the broader ingredient list needs more careful comparison with simpler alternatives.

The strongest practical fit is fitness, with related assessments also supporting lysine-focused use. The main decision is whether 850 mg and the pound(s) format match the user's preferred routine and budget.

Who is it for
  • Adults seeking a high-dose Lysine supplement
  • People who prefer pound(s) for l-lysine hydrochloride
  • Users focused on fitness
Best for
  • Fitness support
  • Anti-Aging support
  • Muscle Gain support

Pros

  • Clearly stated 850 mg amount
  • Includes l-lysine hydrochloride with additional active ingredients
  • Serving amount is easy to identify
  • Simple format makes alternatives easy to compare

Cons

  • 850 mg offers little flexibility for lower-dose use
  • Pound(s) may not suit every user's format preference
  • Value is less competitive than stronger alternatives

Nutrient quality

81 Highest impact

The core ingredients use workable forms and amounts for the intended use. Some doses, forms, or secondary additions limit confidence in the full formula.

Ingredient transparency

55 Moderate impact

Several active or blend amounts are not fully disclosed. Missing usage and excipient details make the label difficult to judge.

Customer satisfaction

66 High impact

The aggregate rating is favorable, but the available rating volume limits certainty. Specific feedback was not supplied, so recurring complaints and purpose fit cannot be assessed.

Value for money

60 Moderate impact

The core formula offers acceptable value, but serving efficiency is only moderate. Weak extras or category competition reduce the practical return.

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Goals

Fitness
Impact
Highest effect
A- Goal FitB+ Strength of SupportB CoverageA- Formula Quality

A substantial essential-amino-acid base supports muscle protein synthesis and recovery, while taurine adds an endurance-related pathway. The main amino-acid quantities are clearly disclosed and reach meaningful levels.

The BCAA blend does not show its internal ratio, and some essential amino acids are relatively small. It is a well-focused recovery drink but offers limited direct support for power, blood flow, or acute training energy.

Study evidence
Taurine Supportive 21 studies
Anti-Aging
Impact
High effect
B- Goal FitB+ Strength of SupportC- CoverageA- Formula Quality
Taurine · 1200 mg

A strong taurine amount directly supports a cellular compound linked to cardiovascular and metabolic resilience with age. The amino-acid powder remains focused on exercise support and covers only one principal longevity pathway.

The taurine amount is fully disclosed and reaches the strongest dose tier. Purity grade, traceable source, and independent certification are not provided, which limits quality confidence.

Study evidence
Taurine Supportive 3 studies
Muscle Gain
Impact
High effect
B Goal FitB- Strength of SupportC CoverageB- Formula Quality

A broad essential-amino-acid serving can support muscle protein synthesis when dietary protein is insufficient or training is fasted. Human evidence supports sufficient essential amino acids and leucine, although intact high-quality protein usually provides greater practical value.

The combined amino-acid amount is useful, but leucine and the branched-chain blend are not broken out individually. Essential amino acids and taurine form a reasonable intra-workout combination.

Study evidence
Taurine Not classified

No linked studies yet.

Cardiovascular Support
Impact
High effect
B- Goal FitB+ Strength of SupportC- CoverageC+ Formula Quality
Taurine · 1200 mg

Taurine provides a focused cardiovascular ingredient that may support vascular function and normal cardiac rhythm. The amount is clearly stated and falls in a useful supplemental range.

The rest of the amino-acid formula is designed mainly for exercise recovery rather than heart support. Missing taurine purity and sourcing details temper confidence in ingredient quality.

Study evidence
Taurine Supportive 24 studies
Hair Health
Impact
High effect
B- Goal FitB Strength of SupportC CoverageC Formula Quality
Lysine · 850 mg

The amino-acid formula has plausible structural relevance through lysine and other protein building blocks. A substantial lysine amount is joined by essential amino acids and a small methionine amount.

It lacks iron, zinc, biotin, vitamin D, or hormonal support and is designed for exercise nutrition. The focused amino-acid contribution may help when protein or lysine intake is inadequate.

Study evidence
Lysine Supportive 1 study
Anti-Inflammatory Support
Impact
Moderate effect
C+ Goal FitB- Strength of SupportD+ CoverageD+ Formula Quality
Taurine · 1200 mg

Taurine provides relevant antioxidant and cytokine-modulating support at a clearly disclosed 1,200 mg amount. Its goal fit is credible but less direct than curcumin, boswellia, or fish oil.

The surrounding amino-acid formula is designed mainly for exercise nutrition rather than inflammatory support. Missing purity, source, and independent-testing details limit confidence in taurine quality.

Study evidence
Taurine Supportive 12 studies
Detoxification
Impact
Moderate effect
C- Goal FitB+ Strength of SupportD CoverageC- Formula Quality
Taurine · 1200 mg

Taurine offers a plausible route to bile conjugation and antioxidant support. The disclosed amount is meaningful, but the rest of the amino-acid drink is designed mainly for exercise recovery.

Clear dosing provides good confidence in the taurine contribution. The formula lacks liver-protective botanicals, glutathione-building support, and mineral enzyme cofactors for broader coverage.

Study evidence
Taurine Supportive 2 studies

Ingredients

IngredientAmount per serving
Calories
5 Calorie(s)
Total Carbohydrates
1 Gram(s)
Sodium
45 mg
Branched-Chain Amino Acids
6 Gram(s)
L-Lysine Hydrochloride
850 mg
L-Threonine
850 mg
DL-Phenylalanine
300 mg
L-Histidine (L-Histidine Hydrochloride)
100 mg
L-Tryptophan
75 mg
DL-Methionine
25 mg
Taurine
1200 mg
L-Alanine
600 mg
CocoPure
500 mg
AstraGin (Astragalus membranaceous, Panax notoginseng)
50 mg
Gluten Free Adults 18–50 Kosher Dairy Free Sugar Free No Allergies Vegetarian
Report overview
Alanine · 600 mg OverallScore85
A- Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyD+ Value

The 600 mg L-Alanine amount provides a substantial serving. L-Alanine is clearly identified and listed separately, although free-form status is not stated. Neutral value is appropriate because alanine is secondary to the broader formula.

Taurine · 1200 mg OverallScore65
C- Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyD+ Value

The taurine amount fits the strongest dose tier and is clearly stated for one scoop. The label does not provide a purity grade, traceable source, or recognized independent certification. Taurine-specific value cannot be established because the supplied data omit the package serving count.

Lysine · 850 mg OverallScore64
B- Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyF Value

The isolated lysine uses a preferred stable form with strong bioavailability. The amount fits the preferred range, though serving convenience varies with the format. Cost efficiency is weak even after considering relevant secondary ingredients, and full additive disclosure remains unavailable.

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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Taurine supplementation reduces myeloperoxidase and matrix-metalloproteinase-9 levels and improves the effects of exercise in cognition and physical fitness in older women.
    Chupel MU; Minuzzi LG; Furtado GE; Santos ML; Ferreira JP; Filaire E; Teixeira AM · Amino acids · 2021
    Randomized trial48 participantsAnti-Aging forTaurine
  2. Taurine as a possible antiaging therapy: A controlled clinical trial on taurine antioxidant activity in women ages 55 to 70.
    Abud GF; De Carvalho FG; Batitucci G; Travieso SG; Bueno Junior CR; Barbosa Junior F; Marchini JS; de Freitas EC · Nutrition (Burbank, Los Angeles County, Calif.) · 2022
    Randomized trial24 participantsAnti-Aging forTaurine
  3. Association of taurine intake with changes in physical fitness among community-dwelling middle-aged and older Japanese adults: an 8-year longitudinal study.
    Domoto T; Kise K; Oyama Y; Furuya K; Kato Y; Nishita Y; Kozakai R; Otsuka R · Frontiers in nutrition · 2024
    Cohort studyAnti-Aging forTaurine
  4. Oxidative stress and inflammation in obesity after taurine supplementation: a double-blind, placebo-controlled study.
    Rosa FT; Freitas EC; Deminice R; Jordão AA; Marchini JS · European journal of nutrition · 2015
    Randomized trial24 participantsAnti-Inflammatory Support forTaurine
  5. Effect of taurine supplementation on preventing ventilator-associated pneumonia in pediatrics under mechanical ventilation, a randomized controlled double-blind clinical trial.
    Shirzad-Yazdi N; Shorafa E; Abootalebi SN; Heidari R; Hojabri K; Doostfatemeh M; Masjedi F; Vazin A; Shafiekhani M · Frontiers in pediatrics · 2025
    Randomized trial77 participantsAnti-Inflammatory Support forTaurine
  6. Effect of taurine in muscle damage markers and inflammatory cytokines in running exercise.
    Wang Y; Xu T; Zhao H; Gu C; Li Z · Frontiers in physiology · 2022
    Non-randomized trial10 participantsAnti-Inflammatory Support forTaurine
  7. Exercise and taurine in inflammation, cognition, and peripheral markers of blood-brain barrier integrity in older women.
    Chupel MU; Minuzzi LG; Furtado G; Santos ML; Hogervorst E; Filaire E; Teixeira AM · Applied physiology, nutrition, and metabolism = Physiologie appliquee, nutrition et metabolisme · 2018
    Randomized trial48 participantsAnti-Inflammatory Support forTaurine
  8. Taurine supplementation has anti-atherogenic and anti-inflammatory effects before and after incremental exercise in heart failure.
    Ahmadian M; Roshan VD; Aslani E; Stannard SR · Therapeutic advances in cardiovascular disease · 2017
    Randomized trialAnti-Inflammatory Support forTaurine
  9. Taurine Supplementation Lowers Blood Pressure and Improves Vascular Function in Prehypertension: Randomized, Double-Blind, Placebo-Controlled Study.
    Sun Q; Wang B; Li Y; Sun F; Li P; Xia W; Zhou X; Li Q; Wang X; Chen J; Zeng X; Zhao Z; He H; Liu D; Zhu Z · Hypertension (Dallas, Tex. : 1979) · 2016
    Randomized trial120 participantsCardiovascular Support forTaurine
  10. Taurine ameliorates blood pressure and vascular function in patients with type 2 diabetes: Randomized, double-blind, placebo-controlled trial.
    Li Y; Wang Q; Liu Y; Li Q; Xia W; Lin S; Yang Q; Scholze A; Zhao Z; He H; Zhang H; Yan Z; Tepel M; Mu H; Zhu Z; Liu D · iScience · 2025
    Randomized trial165 participantsCardiovascular Support forTaurine
  11. Taurine reduces the risk for metabolic syndrome: a systematic review and meta-analysis of randomized controlled trials.
    Tzang CC; Chi LY; Lin LH; Lin TY; Chang KV; Wu WT; Özçakar L · Nutrition & diabetes · 2024
    Meta-analysis1,024 participants25 studies pooledCardiovascular Support forTaurine
  12. Effects of Oral Taurine Supplementation on Cardiometabolic Risk Factors: A Meta-analysis and Systematic Review of Randomized Clinical Trials.
    Nie Z; Liu Y; Zhang M; Wu C; Cao Q; Xu J; Zheng Y; Min Z; Zhang W; Han S · Nutrition reviews · 2025
    Meta-analysis34 studies pooledCardiovascular Support forTaurine
  13. The effects of taurine supplementation on glycemic control and serum lipid profile in patients with type 2 diabetes: a randomized, double-blind, placebo-controlled trial.
    Maleki V; Alizadeh M; Esmaeili F; Mahdavi R · Amino acids · 2021
    Randomized trial45 participantsCardiovascular Support forTaurine
  14. Dietary amino acid taurine ameliorates liver injury in chronic hepatitis patients.
    Hu YH; Lin CL; Huang YW; Liu PE; Hwang DF · Amino acids · 2008
    Non-randomized trial24 participantsDetoxification forTaurine
  15. Taurine status and response to intravenous taurine supplementation in adults with short-bowel syndrome undergoing long-term parenteral nutrition: a pilot study.
    Schneider SM; Joly F; Gehrardt MF; Badran AM; Myara A; Thuillier F; Coudray-Lucas C; Cynober L; Trivin F; Messing B · The British journal of nutrition · 2006
    Single-arm trial32 participantsDetoxification forTaurine
  16. Taurine supplementation enhances anaerobic power in elite speed skaters: A double-blind, randomized, placebo-controlled, crossover study.
    Buzdağlı Y; Eyipınar CD; Öget F; Şıktar E; Forbes SC; Tekin A · Biology of sport · 2023
    Randomized trial30 participantsFitness forTaurine
  17. The effect of acute taurine ingestion on 3-km running performance in trained middle-distance runners.
    Balshaw TG; Bampouras TM; Barry TJ; Sparks SA · Amino acids · 2013
    Randomized trial8 participantsFitness forTaurine
  18. Effects of different doses of taurine supplementation on repeated-sprint performance after exhaustive exercise in a high temperature and humidity environment.
    Cheng X; Lin Y; Li Z · Frontiers in nutrition · 2026
    Randomized trial16 participantsFitness forTaurine
  19. Oral taurine improves critical power and severe-intensity exercise tolerance.
    Waldron M; Patterson SD; Jeffries O · Amino acids · 2020
    Randomized trial12 participantsFitness forTaurine
  20. Acute taurine supplementation enhances thermoregulation and endurance cycling performance in the heat.
    Page LK; Jeffries O; Waldron M · European journal of sport science · 2019
    Randomized trial11 participantsFitness forTaurine
  21. Causes of hair loss and the developments in hair rejuvenation.
    Rushton DH; Norris MJ; Dover R; Busuttil N · International journal of cosmetic science · 2010
    Narrative reviewHair Health forLysine