Nature Made $3/1 and $5/1 coupons are found in the winter/holiday edition of Diabetes and You magazine. This is a FREE magazine that is found in some stores near the diabetes supplies or pharmacy. If you don't see them, try asking at the pharmacy.
Here are the scenarios I did.
Transaction 1 (test)
2 Vitamelts, BOGO $4.99
Get 6000 points for every 2 purchased
Used $3/1
Subtotal: $1.99, Total: $2.08
"Paid" with $1 Register Reward and $1.08 OOP
Got back 6,000 points
$3.92 Money Maker
Transaction 2
20 Vitamelts, BOGO $4.99
Get 6000 points for every 2 purchased
Used 5 $5/1 and 8 $3/1
Used Spend $10, get 2000 points Catalina that printed for me yesterday
Subtotal: $.90, Total: $1.77 OOP
Got back $62,000 points
$60.23 Money Maker
Transaction 3
8 Vitamelts, BOGO $4.99
Get 6000 points for every 2 purchased
Used Spend $10, get 2000 points Catalina that printed for me yesterday
Subtotal: $19.96, Total: $20.31
"Paid" with $19 in Register Rewards and $1.31 OOP
Got back $26,000 points
$5.69 Money Maker
Transaction 4
14 Vitamelts, BOGO $4.99
Get 6000 points for every 2 purchased
Used 3 $5/1 and 6 $3/1
Subtotal: $1.93, Total: $2.54 OOP
Got back $42,000 points
$39.46 Money Maker
Transaction 5
2 Vitamelts, BOGO $4.99
Get 6000 points for every 2 purchased
4 Adult Gummies, BOGO $6.99
Get 6000 points for every 2 purchased
2 L-Lysine, BOGO $6
Get 3000 points for every 2 purchased
Used 4 $5/1 and 1 $3/1
Subtotal: $1.97, Total: $2.41 OOP
Got back $21,000 points
$18.59 Money Maker
For everything pictured, a net gain of $126.89.
(I "spent" $20 in Register Rewards and $10.11 OOP, but earned 157,000 points.)
(Thank you, Derick at couPWNing!)