16 Last-Minute Mother's Day Gifts From Amazon That'll Arrive Just in Time

Primal Harvest Hair Growth Vitamins ($31, originally $34)

A supplement may not seem like a great gift, but if your mom has been complaining about flaky nails or thinning hair, she might appreciate them. They contain biotin and flaxseed oil to promote hair and nail health — just make sure she gets cleared to use a supplement with her doctor, since they can interact with some meds or health issues.