NIH Office of Dietary Supplements (DSLD v9) • Drug-Supplement Interactions

Dietary Supplements, Vitamins & Peptides (585)

Evidence-based guides to active ingredients, clinical trial dosages, prescription drug interactions (CYP450, bleeding, and absorption pathways), and anonymous patient micro-logs.

All Categories Neurotrophic B-Vitamins & Methylation (20) Essential Minerals & Electrolytes (17) Fat-Soluble Vitamins & Bone Health (17) Joint Cartilage & Mobility (16) Seasonal Immune Botanicals (16) Joint & Systemic Inflammation (10) Neuropathy & Glycemic Antioxidants (10) Cognitive Focus & Calm (10) Adaptogens & Stress Resilience (10) Mast-Cell, Allergy & Senolytic Flavonoids (10) Hepatoprotective Botanicals (9) NIH DSLD Cordyceps Formulations (9) NIH DSLD Manganese Formulations (9) Neuronal Membrane Phospholipids (9) NIH DSLD Copper Formulations (9) Mitochondrial & Cardiovascular (9) Sleep & Circadian Chronobiotics (9) NIH DSLD Boron Formulations (9) Stress & Autonomic Relaxation (9) Muscle, Longevity & Neuroenergetics (9) Cardiometabolic Lipids (9) Essential Minerals & Immune Defense (9) Microbiome & Gut Barrier (9) Polyphenols & Vascular Longevity (9) Thyroid & Prenatal Trace Minerals (9) Sleep Thermoregulation & Collagen Synthesis (8) NIH DSLD Molybdenum Formulations (8) NIH DSLD Betaine HCl Formulations (8) Serotonergic Precursors (Interaction Alert) (8) Joint & Mucosal 5-LOX Botanicals (8) Hematology & Oxygen Transport (8) Vascular Endothelial Amino Acids (8) Botanical Sleep Support (8) Urology & Prostate Health (8) PCOS, Fertility & Insulin Signaling (8) Cellular NAD+ & Mitochondrial Longevity (8) Cardiometabolic & Osmolyte Amino Acids (8) Cellular Detox & Redox (8) Dermatology, Tendon & Joint Matrix (8) Metabolic & Glycemic Botanicals (8) NIH DSLD Garlic Formulations (8) Ophthalmology & Macular Pigment (8) Thyroid & Redox Trace Minerals (8) Adaptogens & Mental Stamina (8) Collagen, Iron Uptake & Antioxidant (8) NIH DSLD Niacinamide Formulations (7) Vascular Endothelial & Exercise Performance (7) NIH DSLD Electrolytes Formulations (7) NIH DSLD Pantothenic Acid Formulations (7) NIH DSLD Beet Root Formulations (7) NIH DSLD Biotin Formulations (7) Cerebral Microcirculation & Tinnitus (7) Metabolic Trace Minerals (7) Vascular Calcification & Bone Matrix (7) NIH DSLD Vitamin A Formulations (7) Mitochondrial Fatty-Acid & Neuro-Support (7) Neurotrophic Medicinal Mushrooms (7) NIH DSLD Green Tea Extract Formulations (7) Mood Botanicals (High Interaction Alert) (6) NIH DSLD Cranberry Formulations (6) NIH DSLD Digestive Enzymes Formulations (6) Soluble Prebiotic Fiber & LDL Lowering (6) NIH DSLD Reishi Formulations (6) Antioxidants, Hepatic & Respiratory (6) NIH DSLD Hyaluronic Acid Formulations (5) NIH DSLD Vitamin B6 Formulations (5) NIH DSLD Vitamin E Formulations (5) Investigational Peptides & Tissue Repair (2) Endocrine & Visceral Adiposity Peptides (1) Bile Acids & Cholestatic Hepatoprotection (1) Sexual Health & Melanocortin Peptides (1) Dermal UV, Ocular & Lipid Carotenoids (1) TCA Cycle & Epigenetic Longevity (1) Mitochondrial Mitophagy & Longevity (1) Dermatology & Hair Peptides (1) Endocrine & Growth-Hormone Secretagogues (1) Nrf2 Cellular Detox & Antioxidant Defense (1) Autophagy & Cellular Longevity (1)

Serotonergic Precursors (Interaction Alert) DSLD #228351

5-Hydroxytryptophan (Griffonia simplicifolia 5-HTP)

Direct metabolic intermediate between L-tryptophan and serotonin that crosses the blood-brain barrier freely without competing for tryptophan hydroxylase.

Typical: 50 mg – 100 mg in the evening ~$19/mo

Serotonergic Precursors (Interaction Alert) DSLD #218961

Bri Nutrition 5-Htp

Bri Nutrition 5-Htp is an NIH Office of Dietary Supplements DSLD-listed capsule product (Label #218961) delivering 5-HTP, Rice Flour within Serotonergic Precursors (Interaction Alert). Clinical nutrition protocols deploy this Bri Nutrition formulation at ~$16.34/month for depression & mood support.

Typical: Standard Bri Nutrition 5-Htp capsule serving per NIH DSLD #218961 ~$16/mo

Serotonergic Precursors (Interaction Alert) DSLD #272247

DR. Emil Nutrition 5-Htp Plus 200 Mg

Federal supplement monograph #272247 documents DR. Emil Nutrition 5-Htp Plus 200 Mg as a capsule delivery system for Total Carbohydrates, Vitamin B6, 5-Hydroxytryptophan (5-HTP 10%), aligned with depression & mood biomarker maintenance.

Typical: 1–2 capsules of DR. Emil Nutrition 5-Htp Plus 200 Mg daily per DSLD #272247 panel ~$21/mo

Serotonergic Precursors (Interaction Alert) DSLD #63993

Finest Nutrition 5-Htp

Within Serotonergic Precursors (Interaction Alert), Finest Nutrition 5-Htp (NIH DSLD Label #63993; Finest Nutrition) furnishes Calcium, 5-Hydroxytryptophan in capsule form for structured daily supplementation.

Typical: Manufacturer-listed Finest Nutrition 5-Htp capsule unit dose (#63993) ~$17/mo

Serotonergic Precursors (Interaction Alert) DSLD #257251

Lidtke 5-Htp

Under NIH Dietary Supplement Label Database record #257251, Lidtke 5-Htp (capsule) combines 5-HTP, Arrowroot Flour for targeted 5-htp repletion inside the Serotonergic Precursors (Interaction Alert) spectrum.

Typical: 1–2 capsules of Lidtke 5-Htp daily per DSLD #257251 panel ~$16/mo

Serotonergic Precursors (Interaction Alert) DSLD #318851

Puremax Labs Yummyvite 5-Htp

Federal supplement monograph #318851 documents Puremax Labs Yummyvite 5-Htp as a capsule delivery system for 5-HTP, Rice, Powder, aligned with depression & mood biomarker maintenance.

Typical: 1–2 capsules of Puremax Labs Yummyvite 5-Htp daily per DSLD #318851 panel ~$21/mo

Serotonergic Precursors (Interaction Alert) DSLD #332594

Supersmart 5-Htp 100 Mg

Under NIH Dietary Supplement Label Database record #332594, Supersmart 5-Htp 100 Mg (capsule) combines 5-HTP, Griffonia simplicifolia Extract, Acacia Gum (98% 5-HTP) for targeted 5-htp repletion inside the Serotonergic Precursors (Interaction Alert) spectrum.

Typical: 1–2 capsules of Supersmart 5-Htp 100 Mg daily per DSLD #332594 panel ~$16/mo

Serotonergic Precursors (Interaction Alert) DSLD #244104

We Like Vitamins 5-Htp

Verified against federal label #244104, We Like Vitamins 5-Htp delivers 5-Hydroxytryptophan, Rice powder via capsule dosing ($21.09/mo benchmark) to support serotonergic precursors (interaction alert) physiology.

Typical: Daily capsule intake of We Like Vitamins 5-Htp with food (Label #244104) ~$21/mo