Fuel one capsule contains the active components astaxanthin and vitamin C. These are two dietary supplements known for their potential health benefits. Astaxanthin is a naturally occurring pigment and powerful antioxidant found in certain marine plants, algae, and seafood, such as salmon and shrimp. It belongs to the carotenoid family, which includes beta-carotene and lycopene. Astaxanthin has gained attention due to its potential health benefits. Vitamin C, also known as ascorbic acid, is an essential vitamin that plays numerous roles in the body. It is found in various fruits and vegetables, such as citrus fruits, strawberries, and bell peppers. The combination supports immune function, promoting a healthy immune system and enhancing immune response. It positively affects skin health, including protection against UV-induced damage, improved elasticity, and reduced signs of aging. They may benefit eye health by protecting against oxidative stress and supporting the health of blood vessels in the eyes. Some individuals may have allergies or sensitivities to Fuel One capsules. If you have a known allergy to seafood or shellfish, you should exercise caution when considering these supplements. Astaxanthin has the potential to lower blood pressure, so if you are already taking medications for high blood pressure, combining them with a Fuel One capsule may cause your blood pressure to drop too low. Individuals with a history of bleeding disorders, kidney stones, or certain gastrointestinal conditions should consult a healthcare professional before taking a high-dose Fuel One capsule.