Pre-workout side effects can be common, so we’ve put together a guide on how to deal with them and get the best out of your supplement. C4 (Pre-Workout Supp.) For the past week I have been taking cellucor C4 extreme and have developed a very negative side effect of shortness of breath and being hyper aware of my breathing. My hands and face began to tingle and I got a jolt of adrenaline and anxiety. Side Effects: There are no visible side effects of both of these products, but yes, if you take anything in excessively large quantities, it might be harmful. That means a lot of people are using this krap and getting side effects. Teacrine is relatively unique to C4 Pre Workout (it is not found in C4 Sport or Ripped) and brings a pretty intriguing effect to the table. 6) Tingly or Prickly Sensations. A common side effect of many pre-workout supplements is a tingly or prickly sensation throughout your body. before. It seems most people are using pre-workout supplements to boost their workouts in hopes of lifting more weight, performing better, and at the end..more muscle and less fat. Side Effects I have never used pre workout supps. Everyone is different and it depends on your sensitivity to certain ingredients found in the pre-workout supplements. But, like any supplement, it can come with some dangerous side effects.Pre-workout is a I have been taking pre-workout supplements such as superpump max, Jack3d, and musclepharm assault, for a long time with very little negative effects. We want to start this article by saying that, if not taken correctly, pre-workout can have side effects that may have a … Since people often overly increase the amount if they are taking C4 Ripped, which might be dangerous. I took 1 serving and could feel a difference almost immediately. Disclaimer time. Teacrine itself is a natural compound that supposedly boosts your mood and motivation, though it’s not a stimulant like caffeine. We suggest you stick towards C4 Original to avoid such a case. Pre-workout is becoming more and more popular at gyms across the country, and right here in Oklahoma. The use of these supplements have been very successful in helping people achieve a lean and sexy body, along with improved health overall. These side effects were mild and after building up a tolerance became none existent. I’m not new to taking pre-workout supplements I’ve taken them before such as C4 and No-Explode and had side effects such as a “tingling” sensation, increased heart rate, eye switching, and a hard time falling asleep. In fact about 2900 people a month Google, “c4 pre workout side effects”. Cellucor C4 Extreme Side Effects Health supplements which are intended to help individuals achieve their desired body physique have gained the interest of the public. I got a free packet of C4 with purchase of Serious Mass.