Active substance
Biotin
3 products from 3 companies contain this in United States.
3 without prescriptionLiquidOil
Available without a prescription
Aveya Biotin Hair Growth1 mg/100mLWithout prescription Guangdong Aimu Biological Technology Co., Ltd · BiotinBiotin5 mg/100mLWithout prescription Shenzhen yuehaotong Technology Co.,Ltd · BiotinSevich Chebe Hair400 mg/mL + 200 mg/mL + 2 mg/mLWithout prescription Guangzhou Sanwich Biology Technology Co., Ltd · Biotin
Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.