BSN Hyper FX Blue Raz

Our assessment

The evidence shows that the primary active ingredient in BSN Hyper FX Blue Raz is Calcium, which plays a role in bone mineralization and neuromuscular relaxation [NIH ODS]. However, you should be aware that this product is not a primary source of calcium for supplementation, and the data we have focuses on the ingredient itself, not the specific formulation. Our assessment is that while calcium is essential, relying on a pre-workout product for this mineral is not the most targeted or effective strategy for most people.

How it works

Calcium acts as a master regulator for your body's structural and signaling systems. It supports bone density through mineral deposition and is critical for neuromuscular relaxation, helping your muscles and nerves function properly during exercise [NIH ODS]. Think of it as the key that allows your muscles to contract and relax efficiently, which is important for any workout.

Safety profile

Data not available for adverse event reports specific to BSN Hyper FX. The FDA has received a total of 592059 adverse event reports across all dietary supplements, but specific data for this product is not available [FDA data]. For the ingredient calcium, high intakes might increase the risk of heart disease and prostate cancer, and can cause side effects such as constipation, nausea, and abnormal heart rhythms [NIH ODS]. You should also be aware that calcium can reduce the absorption of medications like bisphosphonates, tetracycline antibiotics, and levothyroxine [NIH ODS].

Our recommendation

Our recommendation is to not rely on BSN Hyper FX Blue Raz for your calcium needs. If you are looking to support bone health or muscle function, a standard calcium supplement with vitamin D is a more predictable and safer choice. Always check with your pharmacist or doctor before adding this product to your routine, especially if you take any medications on the list of interactions [NIH ODS].

Supplement labels contain several key sections regulated by the FDA:

• Serving Size — The recommended amount per dose. Always check this — some products require multiple capsules per serving.
• Amount Per Serving — Shows the quantity of each nutrient in the product, typically in IU (International Units), mg (milligrams), or mcg (micrograms).
• % Daily Value (%DV) — Indicates how much a nutrient in a serving contributes to a daily diet. 5% DV or less is low; 20% DV or more is high.
• Other Ingredients — Lists inactive ingredients like fillers, binders, and capsule materials (e.g., gelatin, cellulose, magnesium stearate).
• Suggested Use — The manufacturer's recommended directions for taking the supplement, including timing and dosage.

Source: FDA Dietary Supplement Labeling Guide