Customers report that the pre-workout supplement provides great energy and sustained energy without jitters. The taste receives mixed feedback, with some finding it great while others say it's not the best. Moreover, several customers experience tingling sensations and headaches, and find the product not worth the price.
AI Generated from the text of customer reviews Generated from the text of customer reviews
Customers report that the pre-workout supplement provides sustained energy throughout their workouts without causing jitters or crashes. One customer mentions it helps maintain focus, while another notes it doesn't interfere with sleep.
"Good pre-workout is just the flavor is not the best"Read more
"Excellent pre-workout! It gives me clean, steady energy without the jitters or crash. It mixes well and helps me stay focused during my workouts."Read more
"It works well doesn't make me jittery or itchy. I do prefer the previous formulation that used mushrooms and gave me better mental clarity…."Read more
"…a little time to kick in, and when it does, it is fabulous, my workouts are more intense, my lifting is more focused. I recommend it…"Read more
Customers find the pre-workout supplement effective, with one customer noting that the effects kick in within 15 minutes.
"Excellent pre-workout! It gives me clean, steady energy without the jitters or crash. It mixes well and helps me stay focused during my workouts."Read more
"Works Well for me. Stimulating boost without any over the top jitters."Read more
"It works well doesn't make me jittery or itchy. I do prefer the previous formulation that used mushrooms and gave me better mental clarity…."Read more
"While it’s not as sweet as some of the others, it works pretty well…."Read more
Customers have mixed opinions about the taste of the pre-workout supplement, with some finding it great while others say it's not the best and too sweet.
"Good pre-workout is just the flavor is not the best"Read more
"Great taste. Good pump. Highly recommend!"Read more
"I rarely leave reviews. This tastes awful don’t even attempt to try/buy it."Read more
"Taste was okay for what it is, but it had me tingling so bad that it's going right in the trash."Read more
Customers have mixed opinions about the pre-workout supplement, with some finding it excellent while others express dissatisfaction.
"Great taste. Good pump. Highly recommend!"Read more
"This is only OK. The Rainbow Sherbet flavor is a bit too … I dunno, it doesn't make the best mixes with other powders and proteins. Too sweet…."Read more
"…It takes a little time to kick in, and when it does, it is fabulous, my workouts are more intense, my lifting is more focused. I recommend it…"Read more
"I’m a regular consumer of Thorne products and this one did not meet my standards…."Read more
"…However I noticed after taking this for a few days I was getting really bad headaches and pressure in my head which upon researching is likely…"Read more
"Taste was okay for what it is, but it had me tingling so bad that it's going right in the trash."Read more
"…It is ultra strong and you will definitively feel the post work out discohfortness that usually accompanies this types of products…."Read more
5 customers mention value for money, 1 positive, 4 negative5 customers mention "Value for money"1 positive4 negative
Customers find the supplement overpriced and say they wouldn't purchase it again.
"…I will pay whatever for it because I will definitively will not buy this one again."Read more
"…The price is steep but I’m pleased and would buy it again."Read more
"…I am a huge Thorne supporter. This one isn’t one I’d purchase again. No returns or it would go back."Read more
"…The price is steep but I’m pleased and would buy it again."Read more
From THORNE Product Dimensions : 3.5 x 3.5 x 4.5 inches; 10.4 ounces Item model number : SP689 Date First Available : February 12, 2026 Manufacturer : Thorne Research ASIN : B0GH8S6FJR Best Sellers Rank: #11,993 in Health & Household (See Top 100 in Health & Household) #47 in Sports Nutrition Pre-Workout Powders Customer Reviews: 4.1 4.1 out of 5 stars (86) 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) 0) + 1); ); );
Optimized Performance: Provides science-backed amounts of alpha-GPC, beta-alanine, L-citrulline, L-theanine, and natural caffeine derived from coffee beans to deliver noticeable benefits in workout performance* Mind-Muscle Connection: Creates a relaxed yet alert state of mind to help promote concentration, focus, and mental clarity and support power output, physical endurance, and overall recovery* Sustained Energy: Enhances blood flow to contribute to a greater “pump,” while reducing perceived time-to exhaustion and limiting jittery feelings and crashes normally associated with pre-workout supplements* 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 trusted by 100+ professional sports teams and the #1 most recommended clinical brand by consumers and health-care practitioners (Based on a 2026 independent survey of US supplement consumers and health-care practitioners)
