Minimus is great for items like food and toiletry packets, but they don't have everything you might want. Here's a few more...

• redflarekits.com - packetized FAK items and some packetized survival type items
• bpmedicalsupplies.com - packetized FAK items
• chinookmed.com - packetized FAK items
• bepreparedtosurvive.com - packetized Ben's 100% Deet towelettes
• survivalsolutions.com - packetized powdered bleach 2oz.
• beprepared.com - sells little items from MRE meals like individual peanut butter, jam, cheese sauce, and drink mix
• arrowheadequipment.webs.com - webbing, tyvek, amsteel, dynaglide by the foot - also has microdropper bottles to make your own stuff
• gofastandlight.com - lots of "ultralight" versions of products - dental floss, soap, towels, OTC meds, individual clear 1.5mil trash bags for solar stills, mini playing cards
• alltravelsizes.com - has some unique items over minimus.biz like 4oz liquid bleach, WD-40
• waldenfarms.com - lots of unique packetized food items - for instance chocolate syrup
• rvcampstuff.com - similar to minimus.biz but has many unique packetized items/brands that minimus doesn't carry