Question 1

What is the difference between Selenium and Vitamin B3?

Accepted Answer

Selenium is classified as a Essential nutrient, Neuroprotective, Thyroid support (Metalloid, Essential trace element) while Vitamin B3 is classified as a Essential nutrient, Neuroprotective, Anti-aging (Pyridine derivative, Water-soluble vitamin). They share 2 effects in common, with 0 effects unique to Selenium and 3 unique to Vitamin B3.

Question 2

Is it safe to combine Selenium and Vitamin B3?

Accepted Answer

There is no direct interaction data available for combining Selenium and Vitamin B3. This does not mean the combination is safe. Always exercise caution and research thoroughly.

Question 3

Which is stronger, Selenium or Vitamin B3?

Accepted Answer

At common doses via oral, Selenium is typically dosed at 55–200 mcg while Vitamin B3 is dosed at 50–500 mg. However, "stronger" depends on context — potency, subjective intensity, and duration all factor in. These substances have different pharmacological profiles and comparing raw potency is not straightforward.

	Selenium	Vitamin B3
Class	Essential nutrient, Neuroprotective, Thyroid support	Essential nutrient, Neuroprotective, Anti-aging
Common Dose (oral)	55–200 mcg	50–500 mg
Total Duration	1.2–4.8 hrs	0.3–1.2 hrs
Routes	Oral	Oral

Level	Selenium	Vitamin B3
Threshold	15 mcg	12 mg
Light	25–55 mcg	20–50 mg
Common	55–200 mcg	50–500 mg
Strong	200–400 mcg	500–1000 mg
Heavy	600 mcg	3000 mg

SeleniumvsVitamin B3

At a Glance

Dosage

oral

Duration

oral

Oral

Oral

Effects

Shared Effects2

Unique to Vitamin B33

Safety

Interaction: Selenium + Vitamin B3

Selenium — Dangerous Interactions

Vitamin B3 — Dangerous Interactions

Frequently Asked Questions