Assalamualaikum sir, 

Dietary supplements are any vitamin, mineral, herbal product or other ingestible preparation that is added to the diet for health benefits. Examples are... 

1.Branched Chain Amino Acids.

2. Citrulline Malate.

3. Creatine.

4. Curcumin.

5. Fishh Oil.

6. Testosterone Boosters.

7. Vitamin C.

8. Vitamin D.

9. Zinc.

Thank you sir.