"Glycine and gelatin, as well as biotin and protein from the diet, are fantastic for hair development," the hairdresser says. "Adding gelatin powder to your shampoo and conditioner is one approach to see fantastic results, or adding gelatin powder to a cup of tea once a day will also help encourage hair development," Cristina explained. Jello has been known to boost appetite and energy levels, which is great for when you're looking after kids or people who are sick. It can also be used as a dessert topping or candy coating. This recipe is very simple to make and only needs boiling water and sugar, then leave to cool. You can add flavorings such as chocolate chips or strawberries before pouring into bowls or cups and letting stand until set. This recipe makes eight small servings. The beauty expert recommends keeping hair products out of reach of children and animals to protect their skin from being hurt by chemicals in these items. If you have allergies, you should discuss any hair products with your doctor first because some ingredients can cause serious problems for people like asthma or heart disease. Hair grows in three main stages: growth, rest and repair. Diet plays an important role in each stage. During growth, a person's hair grows at its fastest rate; this phase ends around age 20. After that, growth slows down until we reach our final hair stage: repair. During this stage, the hair goes through regular changes due to stress and other factors.