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Understanding NMN, Placenta & Royal Jelly: What the Labels Mean

Published May 8, 2026 · 7 min read

Written by the Neoi editorial team · Medically reviewed by Dr. A. Tanaka, Pharmacist (RPh) for factual accuracy. Educational content — not a substitute for professional medical advice.

Neoi dietary supplements — Omega III, Royal Jelly, PCN placenta and NMN — with JAB, ISO 9001 and GMP certifications
Quick answer Big numbers in supplement names (like "NMN 24000" or "PCN 25000") usually mean the total or equivalent milligrams per container — not the dose in a single capsule. Always read the Supplement Facts panel for serving size and servings per container to know your actual daily intake.

Premium supplement labels are full of codes and large numbers. Here's how to read three common ones — clearly and without hype.

NMN (nicotinamide mononucleotide)

NMN is a compound the body uses as a precursor to NAD+, a coenzyme central to cellular energy metabolism. NAD+ levels are an active area of scientific research. On a label, "NMN 24000" typically refers to total milligrams across the container or recommended course. Check the per-serving amount to compare products fairly.

Placenta extract

In beauty supplements, "placenta" refers to a standardized placental extract (commonly porcine or marine), marketed for skin and beauty support. A figure like "PCN 25000" describes an equivalent extract amount. Look for the source and whether the number is per serving or per container.

Royal jelly

Royal jelly is a secretion produced by honeybees. A useful quality marker is its 10-HDA (10-hydroxy-2-decenoic acid) content. Manufacturer codes such as "FC 200" indicate a freshness or concentration grade — ask for the standardized 10-HDA figure to compare. Note: royal jelly can trigger serious allergic reactions in some people.

How to read the numbers, in three steps

  1. Find the Supplement Facts panel, not the marketing name.
  2. Read serving size and amount per serving.
  3. Multiply by servings per container to see where the big headline number comes from.
Important: This article is for general education and is not medical advice. Dietary supplements are not intended to diagnose, treat, cure or prevent any disease. If you are pregnant, breastfeeding, have allergies, or take medication, consult a qualified healthcare professional before use.

Frequently asked questions

What does NMN stand for in supplements?

NMN stands for nicotinamide mononucleotide, a precursor to NAD+, a coenzyme involved in cellular energy metabolism. A name like "NMN 24000" usually means total milligrams per container — check the serving information.

What is placenta extract in beauty supplements?

A standardized placental extract (often porcine or marine) marketed for skin and beauty support. "PCN 25000" refers to an equivalent extract amount — check source and whether it is per serving or per container.

What is royal jelly and what does "FC 200" mean?

Royal jelly is a honeybee secretion; quality is often described by 10-HDA content. "FC 200" is a manufacturer concentration grade — ask for the standardized 10-HDA figure to compare products.

How do I read label numbers like 24000 or 25000?

They are usually total or equivalent amounts, not per-capsule doses. Read the Supplement Facts panel for serving size, amount per serving, and servings per container.

Are these supplements safe for everyone?

No. People who are pregnant or breastfeeding, have allergies, or take medication should consult a healthcare professional first. Royal jelly in particular can cause serious allergic reactions in some people.

References & further reading

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