Wagner Blue Spirulina 500mg in 360 tablets is likely a supplement containing spirulina, a type of blue-green algae known for its high nutritional content. Spirulina is rich in protein, vitamins, minerals, and antioxidants. It's often consumed as a dietary supplement and is believed to have various health benefits, including supporting immune function, providing energy, and acting as a source of nutrients. The 500mg measurement likely refers to the quantity of spirulina per tablet. As always, it's important to follow the recommended dosage on the packaging and consider consulting with a healthcare professional before starting any new supplement regimen, especially if you have specific health conditions or are taking medications. This ensures the supplement is safe and suitable for your individual needs.