For 2nd age kittens, from 4 months to one year old. A kitten's growth can be segmented into two distinct stages, with very different nutritional requirements. The first stage is from weaning until 4 months. The second stage is from 4 until 12 months. During the second stage, a kitten's growth rate actually slows, and energy requirements are different. At the same time, it is increasingly important to provide the right nutrient balance for optimal development. During the growth period, the kitten. From the age of 4 months the kitten's growth rate slows down: The digestive system and natural defences develop but remain fragile. The bone structure strengthens gradually. Energy needs remain high, even though they decrease little by little. The kitten's final set of teeth appear. , , Royal Canin Kitten has ultra-strengthened digestive safety thanks to highly digestible proteins that limit the content of fermentable residues in the intestine, fructo-oligo-saccharides and beet pulp to balance the intestinal flora, and EPA/DHA to protect the intestinal mucous membrane. Helps the kitten develop natural defences with a patented antioxidant complex (Vitamins C & E, taurine & lutein) and mannan-oligo-saccharides. Reduces faecal smell thanks to a high content of L. I. P. proteins selected for their high level ods assimilation, which reduces the amount of fermentable residues in the intestine.