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.
Invoice price (sometimes referred to as dealer cost) is the price that appears on the invoice that the manufacturer sends to the dealer when the dealer receives a car from the factory. Please note, however, that this price is almost always higher than the amount the dealer actually ends up paying to the manufacturer.