MusclePharm Amino 1 Fruit Punch

Our assessment

The evidence shows that while MusclePharm Amino 1 Fruit Punch is marketed as an amino acid product, the only ingredient data we have is for calcium. Our assessment is that this product is not a reliable or evidence-based source of amino acids based on the information provided. If you are considering this for muscle recovery or performance, the data does not support its use for that purpose.

How it works

The single documented ingredient, calcium, plays a role in bone mineralization and neuromuscular relaxation, meaning it supports bone density and helps muscles relax after contracting [NIH ODS]. However, calcium does not directly provide amino acids for muscle protein synthesis or repair. The product's intended function as an amino acid supplement is not supported by the data available.

Safety profile

Data not available for specific adverse events linked to this product. The FDA has received a total of 592,059 adverse event reports across all supplements, but none are specifically tied to this product [FDA data]. For calcium specifically, high intakes can cause side effects including constipation, nausea, and abnormal heart rhythms [NIH ODS]. You should also be aware that calcium can reduce the absorption of medications such as bisphosphonates, tetracycline antibiotics, and levothyroxine [NIH ODS].

Our recommendation

We cannot recommend MusclePharm Amino 1 Fruit Punch based on the data provided. The available information only confirms calcium as an ingredient, not the amino acids it claims to provide. For supporting muscle health, we advise relying on whole food protein sources or supplements with transparent, complete ingredient labels. Always consult your healthcare provider before starting any new supplement, especially if you take prescription medications [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