Oysters - One of the best sources of zinc. Zinc is a key mineral which helps the cells which are designed for building hairs. Also oysters a great source of protein. Eggs - Rich in protein and are a natural source of Biotin which is known to strengthen hair and is a well know supplement which helps with beard growth.
Thus, if the spot price of gold is $900 per troy ounce and there are about 31.10 grams in a troy ounce, then the math is follows: $900 x 1 ounce/31.10 grams = $28.94/gram. To find the value of jewelry:
Gold price per gram. 1  Gold price per gram in North America. 2  Gold price per gram in Caribbean. 3  Gold price per gram in Oceania. 4  Gold price per gram in Europe. 5  Gold price per gram in Asia. 6  Gold price per gram in Africa. 7  Gold price per gram in Australia. 8  Gold price per gram in South America.