Omega-3 is a beneficial supplement for many, especially for heart and hormonal health, and it is commonly recommended for those who do not consume fish. If you are vegetarian, you can look for supplements derived from algae oil, which provides the necessary fatty acids typically found in fish oil. Plant-based sources like flaxseed oil are also excellent options to incorporate into your diet for additional nutrients. As with any supplement, it is a good idea to discuss your specific health needs with a doctor to determine if blood work is needed to check for existing deficiencies before starting a routine.