Spirulina powder is widely used as a dietary supplement due to its high nutritional content, including proteins, vitamins, and minerals. It is often added to smoothies, juices, or health drinks to boost energy and support overall wellness. In the food industry, it serves as a natural coloring agent, providing a vibrant blue or green hue to products like candies, ice creams, and baked goods. Additionally, it is incorporated into animal feed to enhance the nutritional value for livestock and aquaculture. In skincare, spirulina powder is used in face masks and creams for its antioxidant and anti-inflammatory properties, promoting healthier skin. It is also studied for its potential role in supporting immune function and reducing cholesterol levels.