You can find Much Better Butter™ online at Amazon 
or in the following local Bay Area stores:
San Francisco
Falletti Foods - 308 Broderick Street @ Fell St
Food Hall - 3100 16th Street @ Valencia St
Farmer's Market on Wheels - Delivery to your door
Harvest Hills Market - 3216 Folsom St @ Precita Park
Le Beau Market - 1263 Leavenworth St @ Clay St
Luke's Local - 960 Cole St, San Francisco, CA 94117
Rainbow Market - 1745 Folsom St @ Dubuce
Valencia Whole Foods - 999 Valencia St @ 21st St
Berkeley/Oakland
Monterey Market - 1550 Hopkins St, Berkeley, CA 94707
Farmer's Market on Wheels - Delivery to your door
Greenleaf Provisions - DELIVERY to your door
Raxakoul Berkeley - 1578 Hopkins St, Berkeley, CA 94707
Raxakoul Kensington - 299 Arlington Ave, Kensington, CA 94707
Rocky's Market - 1440 Leimert Blvd, Oakland, CA 94602
Rocky's Market Brooklyn Basin -
288 9th Ave, Oakland, CA 94606
Savemore Market Deli -
4219 Park Blvd, Oakland, CA 94602
Star Grocery - 3068 Claremont Ave, Berkeley, CA 94705
Village Market - 5885 Broadway Terrace, Oakland, CA 94618
Marin
Andy's Local Market - 75 Loch Lomond Dr, San Rafael, CA 94901
Andy's Corte Madera -
195 Tamal Vista Blvd., Corte Madera CA
Greenleaf Provisions - DELIVERY to your door
Mill Valley Market -
12 Corte Madera Ave, Mill Valley, CA 94941
Peninsula
Bianchini's Market -
810 Laurel St, San Carlos, CA 94070
Bianchini's Market -
3130 Alpine Road, Portola Valley, CA 94028