C (continued)
- Cenafil
- Cenegenics
- Censor
- Center For Medical Weight Loss
- Centrilene
- Certiphene
- Cetilistat
- CFabaline
- Cha De Bugre
- Champion Nutrition Ultramet
- Change One Diet
- Charge! ASF
- Chatila's
- Chatila's Sugar Free Gourmet
- Chattem Dexatrim
- Cheat And Eat Diet
- Cheat And Eat
- Cheat Tabs
- Cheat To Lose Diet
- Cheater's Relief
- Cheaters Relief
- Chef's Diet
- Chet Day
- Chickweed
- ChicoMetrics
- Children's Fitness Challenge
- Chiro-Klenz
- ChiroKlenz
- Chito-Slimmer
- Chitodrene
- ChitoGenics
- ChitoGold
- Chitolean
- Chitolite Fat Barrier
- Chitomax
- Chitosan Fat Barrier
- Chitosan
- ChitoSense
- ChitoSlimax
- Chitosol
- Chizel
- Chlorodrol-50
- Chocamine
- ChocoLeans
- Choice Natural Hoodia
- Cholacol
- Cholestapro
- Cholestasys
- Cholestatin III
- Cholesterol Control Without Dieting
- Cholestin
- Cholestoff
- Choline
- CHOMEGA
- Choose To Lose
- Chris Sare
- Christine Bybee
- ChromeMate
- Chromium Picolinate
- ChromoNexin
- Cider Trim
- Cinch
- Cinialb
- Cinnamon Bark
- Cinnulin PF
- Cissus
- Citri Care
- Citri Chrome
- Citri Pro
- Citri Shape
- Citri Trim Plus
- Citri Trim Plus_1
- Citrimax
- Citrin Plus
- CitriSlim
- CitriSlim_1
- Citrulean
- CKLS
- CLA Extreme
- CLA One
- CLA Plus With Clarinol
- CLA
- CLA Ultralean 1000
- Clarinol CLA
- Clarinol
- Cleanse Patch
- CleanseMORE
- CleanseRX
- CleanseSTART
- ClearVite
- Clearvite SF
- ClenBurexin
- Clenbutical
- Clif Bar
- Clinitrim
- Clinitrim-5
- Clobenzorex
- Cm3 Alginate
- CM3
- CMI Fire Caps
