As of June 2010, I'll try to start adding links I find to this page.

Paleo Food for Sale

• Paleo Brands
• Paleo Treats
• Vital Choice Omega 3
• Nordic Naturals Omega 3

Food Science

• The Official Paleo Diet by Dr. Loren Cordain
• Robb Wolf
• Artificial Sweetners by Invictus
• Sugar as Immune Suppressant by Mark Sisson
• Eat Wild

Paleo/Primal Recipes

• Paleo Plan
• Primal Tastes
• Everyday Paleo
• Primal Mama
• Paleo Cookbooks
• Tasty Paleo

Gluten Free Sites

• Celiac.com
• Elana's Pantry
• Gluten Free Society

Fitness/Performance/Lifting Sites

• Athlete's Forum
• CrossFit Endurance
• Optimum Performance Training
• Catalyst Athletics
• Performance Menu
• Coach Mike Burgerner's Blog
• Coach Mike Rutherford's Blog
• Fitness Spotlight
• Mark Sisson's Daily Apple (author of the Primal Blueprint)
• Eric Cressy (Flexibility and Stretching)

Clothing

• Life as Rx
• Vibram Five Fingers
• Inov-8 Running Shoes
• Forged Clothing