Does eating eggs at alternate days thickens hair?

No, if your question relates to the texture (thickness) of hair shaft. While eggs are good for nutrition, eating eggs cannot change the texture of hair shaft. If however, by thickness you mean hair density, you are better off using egg oil topically twice a week. read more

Thickening part I don't know..I wasn't very regular. But what it really worked in was shine. And conditioning like magic. Hairfall reduced to near zero and hair looked amazing. Definitely try eggs for lifeless and dull hair. read more

It is true,eggs grow your hair really fast. Last month i started eating 4-8 eggs, mostly whites, a day and my nails started growing really fast and hard. I also noticed that my hair grew like a weed. This was within two weeks after I started taking the eggs. I got about an inch of growth in three weeks. read more