low l-carnitine levels L-Tartrate: 8 Key Benefits Improved Pregnancy Rates with L-Carnitine

It may whiten the hair of the head as well as the eyelashes

[6] Glutathione peroxidase 1 is characterized in a polyalanine sequence polymorphism in the N-terminal region, which includes three alleles with five, six or seven alanine (Ala) repeats in this sequence

28 Co-occurring conditions like anxiety, depression, stress, and sleep disorders can be contributors, while disturbances that are difficult to diagnose, such as dysregulated stress reactivity, neurotransmitter imbalance, inflammation, mitochondrial dysfunction, free radical damage, hormonal imbalance, and metabolic disturbance, as well as crosstalk between these factors, may also play a role

However, more human studies are needed to substantiate these claims