Origin. Bart Allen was born to Don Allen, the son of Barry Allen, the second Flash, and his wife Meloni, the daughter of President Thawne of Earth and descendant of the evil Professor Zoom and Cobalt Blue in the late 30th century. Bart was born with his grandfather's speed.
Collagen supplements don't do anything for building collagen in your skin, and although any medication or supplement you take can potentially cause an allergic reaction, it is also possible that the cause of your chest pain is from something completely different. Please see your regular doctor as soon as possible.
Additionally, if you decide to give collagen supplements a try, you should also boost your vitamin C intake, as vitamin C helps the body produce collagen [source: Medline Plus]. As with any treatment, how soon someone see results after taking collagen supplements will vary from person to person. Be aware that dietary supplements are not regulated by the United States Food and Drug Administration (FDA), and they do not undergo the same testing as prescription drugs.