Trenker Alline Procap is a dietary supplement that helps maintain healthy hair. Helps maintain healthy hair (B8). Contributes to the proper metabolism of iron (B2, B-carotene). Helps protect cells against oxidative stress (B2, C, E). Participates in the synthesis of amino acids (B6, B9). Plays a role in the hair cycle division process (B9, β-carotene).