Glycine in particular has been studied for its role in metabolic regulation, showing effects on blood sugar management, sleep quality, and gut barrier function
I have been taking it for over 2 years for anti-aging
This depends on dose and vial size: 2mg vial at 200mcg/dose = 10 doses 2mg vial at 300mcg/dose = 6.6 doses (approximately 6) 5mg vial at 200mcg/dose = 25 doses 5mg vial at 300mcg/dose = 16.6 doses (approximately 16) At a standard protocol of 200-300mcg once or twice daily, a 5mg vial lasts 8-25 days depending on frequency and dose
You can find kojic acid in serums, soaps, creams, and lotions, so it's great for anyone struggling with dark spots
Potential negative effects on immune function
Staying hydrated and using a humidifier to prevent throat dryness and irritation