NOW Sports Branched Chain Amino Acids
Brand: NOW Sports · Form: CAPSULE [E0159] On Market
Our assessment
The evidence shows that calcium is a foundational mineral for bone health, but the current data does not support using this product — NOW Sports Branched Chain Amino Acids — as a source of calcium. The product label lists branched chain amino acids, not calcium, and the data provided does not include any specific health claims or studies for this supplement. Our assessment is that you should not rely on this product for calcium intake, and the safety and efficacy data for this specific product are not available from the provided information.
How it works
Calcium works through two primary mechanisms: bone mineralization, where it supports bone density and mineral deposition, and neuromuscular relaxation, where it supports muscle relaxation and nerve signaling [NIH ODS]. However, since the product in question is labeled as branched chain amino acids, these mechanisms do not apply to the supplement you are asking about. The specific mechanism of action for NOW Sports Branched Chain Amino Acids is not described in the provided data.
Safety profile
The FDA has received 592,059 total adverse event reports across all supplements, but data on specific side effects for NOW Sports Branched Chain Amino Acids is not available. For calcium, high intakes might increase the risk of heart disease and prostate cancer, and high levels in the blood and urine can cause poor muscle tone, poor kidney function, low phosphate levels, constipation, nausea, weight loss, extreme tiredness, frequent need to urinate, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. Calcium can also reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS]. Because the product is not calcium, this safety data is not directly applicable.
Our recommendation
Our recommendation is clear: based on the data provided, NOW Sports Branched Chain Amino Acids does not contain calcium, and no studies or specific health outcomes for this product are available in the data. You should not use this product as a calcium supplement. Data not available for the efficacy or safety of this specific product. For calcium needs, consult your healthcare provider and consider dietary sources or a dedicated calcium supplement, but do not rely on the information provided here for that purpose.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | NOW Sports |
|---|---|
| Serving Size | |
| Contents | 120.0 Capsule(s) |
| Market Status | On Market |
How to Read This Label
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