Are Blackmores and Bellamy's shares in a bubble?

By David Potts
Updated January 2 2016 - 10:18am, first published November 27 2015 - 2:00pm
How frothy is Blackmores' rapid rise on the scale?  Photo: John Woudstra
How frothy is Blackmores' rapid rise on the scale? Photo: John Woudstra
Bellamy's Organic CEO Laura McBain. Photo: Mark Jesser
Bellamy's Organic CEO Laura McBain. Photo: Mark Jesser

Share price bubbles should be obvious enough yet they're notoriously hard to pick. Unless, that is, you're caught in the middle of one bursting.