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Rule 1 Proteins R1 Essential Amino 9 8.1/ 10 Find on Amazon
Rule 1 Proteins R1 Essential Amino 9

Home / BCAA & EAA / R1 Essential Amino 9

Verified Rule 1 Proteins · #10 of 29 in BCAA & EAA

R1 Essential Amino 9

Photo and title link to Amazon · paid link, a search, not a verified listing · the rating is unaffected

Value 40% weight 7.20/10
Dose integrity 25% weight 8.33/10
Label disclosure 20% weight 8.33/10
Consensus 15% weight 9.60/10
Cost in category per g EAA
$0.111 BulkSupplements BCAA 2:1:1 Branched Chain Amino Acids Powder — $0.035Nutricost BCAA Powder — $0.047Rule 1 Proteins R1 BCAAs — $0.063Redcon1 Grunt EAAs — $0.097Naked Nutrition BCAA — $0.073Kaged BCAA 2:1:1 — $0.083Gorilla Mind EAAs — $0.111Naked Nutrition Essential Amino Acids Supplement — $0.086MusclePharm Select BCAA — $0.139Ghost BCAA Blue Raspberry — $0.133RYSE BCAA EAA — $0.146BSN Aminox EAAs — $0.138Transparent Labs BCAA Powder — $0.167EVL Nutrition EAA Energy — $0.1291st Phorm Essential Amino Acids — $0.159NutraBio Alpha EAA — $0.183RYSE BCAA Focus — $0.180Transparent Labs Intra Workout — $0.224Alani Nu BCAA Hawaiian Shaved Ice — $0.267Legion Athletics EAA Supplement — $0.200Rule 1 Proteins Active BCAA — $0.1671st Phorm BCAA — $0.157PEScience Amino Iv — $0.200NutraBio BCAA 2500 — $0.224Double Wood Supplements Essential Amino Acids — $0.275 Category median $0.146 R1 Essential Amino 9 — $0.111 median
$0.035 Cheaper than 68% of 26 scored bcaa & eaa $0.275

Consensus source: 4.8/5 across 110 buyer reviews on the brand's storefront (shown there by its Stamped review widget) · source ↗ · captured 2026-10-18. Brand-site reviews skew positive; see how we rate.

8.07/ 10
Composite score Exceptional

Composite score · 100% of category weighting covered

Nutrition

11.5 g per serving · 30 servings per container
Nutrition (per serving)Amount
Proteinnot enough data
Calories35
Total Carbs1 g
Sugarnot enough data
Sugar Alcoholsnot enough data
Fatnot enough data
Fibernot enough data
Sodium160 mg

Dose audit

IngredientDisclosed doseClinical thresholdStatusSource
L-Leucine 2,500 mg 3,000 mg UNDER Jäger et al., ISSN Position Stand 2017 (J Int Soc Sports Nutr 14:20) — acute doses should contain 700-3000 mg leucine alongside a balanced array of the essential amino acids

Coverage: 9 of 10 dosed ingredients on this label matched the clinical reference.

Price

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Cherry Limeade / 30 Servings · SKU RU0963
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Sour Watermelon / 30 Servings · SKU RU0965
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Grape / 30 Servings · SKU RU0330
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Provenance

How it was read
Read from the label image by two independent readers who agreed on every published value
Captured
2026-09-28
Verified
2026-09-28
Panel source
source ↗

Compare

Full bcaa & eaa ranking →
RULE 1 PROTEINS R1 BCAAs BCAA & EAA 9.2Composite / 10 Full record → RULE 1 PROTEINS Active BCAA BCAA & EAA 5.4Composite / 10 Full record → BULKSUPPLEMENTS BCAA 2:1:1 Branched Chain Amino Acids Powder BCAA & EAA 9.9Composite / 10 Full record → NUTRICOST Nutricost BCAA Powder BCAA & EAA 9.6Composite / 10 Full record →

Ranked in Best Rule 1 Proteins BCAA & EAA 3 Best Budget BCAA & EAA 13