There are an overwhelming amount of reports showing hair loss in accutane users. There are near non-existent reports of hair gains from accutane.
"I think the excess sebum is an associated factor, and is not directly linked to follicle miniaturisation."
Bryan, the hair loss god.
From another thread, "I strongly doubt that sebum or any of its contents get reabsorbed to any significant extent at all."
Yet another gem from Bryan, "For all the reasons I've explained to you in previous threads, there is no serious rationale for believing that merely reducing sebum would have any effect on controlling hair loss."
Correlation is not causation.