Chelation can make it easier for the body to absorb magnesium. Magnesium used in dietary supplements can be chelated to any number of compounds. Often, these compounds are amino acids. Such chelation imitates the natural form so that the body can absorb it readily. Naturally chelated magnesium is found in substances such as chlorophyll, the chemical that gives plants their green color. This is why leafy green vegetables are a good source of magnesium.
The dealer invoice is the price the manufacturer bills the dealer for the vehicles they purchase, plus any options equipped. This is in essence the dealer's cost, and is not generally shared with the customer.he dealer invoice is the price the manufacturer bills the dealer for the vehicles they purchase, plus any options equipped. This is in essence the dealer's cost, and is not generally shared with the customer.
Dealership Fees to Look Out For. As a rule of thumb, any fee that shows up as a line item on the factory invoice is a legitimate fee that you should pay and cannot be negotiated. So you should ask the dealer to see the invoice and compare the fees listed on your sales sheet with the fees listed on the invoice to make sure they match. As an added precaution, you may want to make sure the VIN numbers match on the sales sheet and on the invoice before you start comparing fees.