biotin l carnitine CoQ10 Plus with L-Carnitine 100 mg – Nature's Bounty primarily highlighting its effectiveness and unique berry flavor L Carnitine Capsules | 150

Also, how long should I continue using it to maintain the fairness

Chen M, Zhu JY, Mu WJ, Luo HY, Li Y, Li S, Yan LJ, Li RY, Guo L

Neuroprotection with amifostine in the first-line treatment of advanced ovarian cancer with carboplatin/paclitaxel-based chemotherapy-a double-blind, placebo-controlled, randomized phase II study from the Arbeitsgemeinschaft Gynakologische Onkologoie (AGO) Ovarian Cancer Study Group

The reactive species oxidize the different types of amino acids present in the protein and result in the generation of the protein-protein cross linkage which further results in the denaturation, loss of protein functioning, loss of transport protein and receptor functioning, and loss of enzymatic activity