Price: $49.00
(as of Aug 25,2025 20:56:55 UTC – Details)
Allergy Warning: This product is contraindicated in an individual with a history of hypersensitivity to any of its ingredients. Pregnancy Warning: If pregnant or nursing, do not use this product. Interactions: There are no known adverse interactions or contraindications at the publication date. WARNING FOR CALIFORNIA RESIDENTS: Consuming this product can expose you to chemicals, including lead, which are known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov/food.
Is Discontinued By Manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 3.62 x 3.62 x 3.72 inches; 7.05 ounces
Item model number ‏ : ‎ SP637
Date First Available ‏ : ‎ October 29, 2013
Manufacturer ‏ : ‎ Thorne Research
ASIN ‏ : ‎ B00FPTJ2OG
Best Sellers Rank: #5,500 in Health & Household (See Top 100 in Health & Household) #15 in Branched Chain Amino Acids Nutritional Supplements
Customer Reviews: 4.1 4.1 out of 5 stars 649 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) if (dpAcrHasRegisteredArcLinkClickAction !== true) dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, “allowLinkDefault”: true , function (event) if (window.ue) ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) ); ); P.when(‘A’, ‘cf’).execute(function(A) A.declarative(‘acrStarsLink-click-metrics’, ‘click’, “allowLinkDefault” : true , function(event) if(window.ue) ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) ); );
Energy/Lean Muscle: Helps provide energy and promote the growth of lean muscle mass*
Strength: High in BCAAs – a group of amino acids that enhance muscle strength*
Recovery: Essential amino acids (EAAs) support muscle repair and recovery*
NSF Certified for Sport: Tested for compliance with label claims and to ensure the absence of nearly 300 substances banned by many major athletic organizations
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners
