Link to your individual collections by creating a new linklist in the Navigation section of the admin.
You can then have it appear here by choosing your new linklist under Customize Theme / Sidebar.

Ananda Light Moisturiser for Oily and Combination Skin, 50g
Brand: Ananda
Features:
- Light, non greasy moisturizer
- Ananda's philosophy ensures that all our products are free from parabens, harsh chemicals and animal testing
Publisher: Ananda in the Himalayas
Details: A light non greasy cream that is nourishing, cooling and antiseptic in nature. Enlivens, invigorates and brings a glow to dull and stressed skin.