R1 Essential Amino 9 Energy by Rule 1, a pre-workout supplement, shares at least 75% of its ingredient profile with HydroBCAA by Pro Supps, a intra-workout supplement. A side-by-side ingredient comparison is provided below.

Complete Product Comparison: R1 Essential Amino 9 Energy vs HydroBCAA

Ingredient R1 Essential Amino 9 Energy HydroBCAA
Serving Size 1 scoop (11.5g) 1 scoop (14.5g)
chloride 460mg not in product
sodium 160mg 50mg
branched chain amino acids 5g 7g
lysine 900mg Amount not listed.
threonine 850mg Amount not listed.
phenylalanine 450mg Amount not listed.
methionine 150mg Amount not listed.
histidine 100mg Amount not listed.
tryptophan 50mg Amount not listed.
magnesium Amount not listed. not in product
potassium Amount not listed. 100mg
caffeine 125mg not in product