Definition of clad. 1  1a : a composite material formed by claddingb : a clad coin. 2  2 : cladding; specifically : the outer layer of a clad coin.
While too much beer can be bad for the kidneys and overall health, when consumed in moderation in people with healthy kidneys, beer can have a positive impact on the kidneys and body in general, according to DaVita Kidney Care.
Probably what causes the most abuse to the kidneys are: COFFEE, TEA AND SODA. Some people think that it's the caffeine in these drinks that is hard on the kidneys and joints. Caffeine is not good for you, but it is the tannic acid that damages the kidneys. Another real offender is artificial colored sugar water. Carbonation is also very hard on the kidneys.