I found that the Avalon Organics Biotin shampoo helps with my postpartum hair loss. Maybe you can consider to start using it now to make your hair stronger. I found it at metro and occasionally Watson.
http://sg.m.iherb.com/Avalon-Organics-Thickening-Shampoo-Biotin-B-Complex-Therapy-14-fl-oz-414-ml/3477
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