Humans cannot synthesize astaxanthin in the body, nor does it appear to act as a pro-vitamin for Vitamin A (retinol) in mammals under normal conditions although it appears that in states of Vitamin A deficiency astaxanthin (in rats) can be forced into a provitamin role.
Annual Running Cost (Â£) = Cost per mile x Average mileage /100. The Renault Clio takes about 40 litres to fill up and travels 400 miles on a full tank, giving it a respectable MPG of 45. This equates to around 10.5p/mile assuming that the Price of Petrol is around 105p per litlre. For a Renault Clio.
Turning to the Silverado 2500HD, starting at $39,200 including destination, buyers get a 6.6-liter Duramax V-8 diesel churning out 765 pounds-feet of torque and 397 horsepower. The majority of drivers on Fuelly are recording around 15 mpg from the hefty motor, but some are averaging 18, 19 and even 20 mpg.