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Can You Take L-Tyrosine and 5-HTP Together?
May affect absorption
The short answer
L-Tyrosine (dopamine precursor) and 5-HTP (serotonin precursor) compete for the same enzyme (AADC). Taking together may reduce effectiveness of both.
How to arrange timing
Take L-Tyrosine in the morning and 5-HTP in the evening.
Reference
Reference noted for this combination: Examine.com 2024
Important context
Whether supplements suit you together also depends on dose, product formulation, health conditions, and medication use. Ask a doctor or pharmacist first if you take medication, are pregnant or breastfeeding, or have a chronic condition.