Besides purchasing RICHbars online, you can find them at:
Washington, D.C.
Union Market DC,

Filter Coffee House & Espresso Bar , Dupont Circle
Filter Coffee House & Espresso Bar , Foggy Bottom

Odd Provisions, Columbia Heights

Jinsei Juice, Tysons

Bon Vivant Cafe+Farm Market,  Del Ray, Alexandria

Misha's Coffeehouse and Roaster, Old Town Alexandria

Refresh Yoga Center, Old Town Alexandria

Hotel Indigo, Old Town Alexandria

Pure Barre, McLean
Java Nation, Kensington, MD

Old Greenbelt Theatre, Greenbelt, MD

Rutabaga Craft Juicery, Annapolis, MD

Cameo Art House Theatre, Fayetteville, NC
Farmers Markets:
Capital Harvest on the Plaza, Washington, D.C.

Columbia Heights Farmers Market, Washington, D.C.
Monroe St NE (Brookland) Farmers' Market, Washington, D.C.

West End Farmers Market, Alexandria, VA
As well as..
The Get Well Box by Urban Stems

Clean.Fit April Box

The Boxwalla April Food Box
Etsy Marketplace
Foodlyn Marketplace