What should I feed my Betta fish to ensure not only its survival but also its vibrancy and overall health? Given the plethora of options available in the market, what factors should I consider when selecting the ideal diet? Is it essential to provide a diverse range of foods, or can a single type suffice? Moreover, how does the age and size of my Betta impact its dietary requirements? Should I be incorporating live food, such as brine shrimp or daphnia, alongside high-quality pellets? Are there specific nutrients that are critical for enhancing the coloration and fin development of my Betta? Furthermore, how often should I administer these meals to avoid overfeeding, which is famously detrimental? Could the temperature of the water or the pH level influence my Betta’s appetite and digestion? Lastly, what signs should I look for that indicate whether my fish is thriving or if there are potential issues related to its diet?