Dietary supplements are any vitamin, mineral, herbal product, or other ingestible preparation that is added to the diet to benefit health.examples:

• Branched Chain Amino Acids
• Citrulline Malate
• Creatine
• Curcumin

• Fish Oil
• Testosterone Boosters
• Vitamin C
• Vitamin D
• Zinc

• Green tea

• Echinacea

• Glucosamine 

• Saw Palmetto

• Ginkgo

• Garlic