This is an awesome company, that does not spam or scam people. I can not imagine them calling you unless it was initiated by you first. They sell some of the best "Healthy Whole Food" on the planet. If you got an unwanted call from them, they may have accidentally dialed the wrong number. We are all only human. This company is:
Results for "Health & Diet Food Products in Torrance, CA" >
Sun Chlorella
3400 Lomita Blvd.
3305 Kashiwa St
Torrance, CA 90505
(310) 891-0600 (800) 829-2828

View Website »     http://sunchlorella.com/
Hours:

   Sun: Closed
   Mon: 9:00am-5:00pm
   Tue: 9:00am-5:00pm
   Wed: 9:00am-5:00pm
   Thu: 9:00am-5:00pm
   Fri: 9:00am-5:00pm
   Sat: Closed

I am sure they will not be calling back or otherwise harassing you. I used to take their products until I could no longer afford them. I searched this number, since I did not recognize it, when I also got a call from them. I will be getting back on these asap, because all supplements are NOT created equal.