Q: Can I make a purchase using a "prepaid credit card"? - HFL's & Dr. Sam's Customer Care Team - Updated February 26, 2018 03:03 Follow Yes you can. We accept all forms of credit cards, including prepaid ones. Please make sure you have sufficient funds. And here's the direct link to our "All-In-One" order form. Related articles New Improvements to Natural Energy - Platinum Version Comments 0 comments Article is closed for comments.