Our formulas

Calcifediol (25-OH-D₃) formulated for daily wellness.

Adult D3 + K2

Samnel 25-OH-D3&Vitamin K2
Premium

Samnel 25-OH-D3&Vitamin K2

+
Samnel Kids Liquid Calcifediol
Premium

Samnel Kids Liquid Calcifediol

Samnel Series

Samnel Men's Exclusive Nutrition Sustain Inner Energy
Premium

Samnel Men's Exclusive Nutrition Sustain Inner Energy

+
Samnel Balanced Nutrients for Mind & Nerves
Premium

Samnel Balanced Nutrients for Mind & Nerves

+

SCIENCE

Research Summary

STUDY ITEM
OUTCOME DATA

Calcifediol vs Vitamin D₃

3.2x Higher Bioavailability Download (PDF)

Fast-Acting Vitamin D

4-Hour Onset vs 4 Weeks Premium Download (PDF)

Long-Term Absorption

16.8-Day Steady Release Study Download (PDF)

Samnel delivers premium dietary supplements. We pursue science and quality to support your daily health.

Products

Science

Company

Support

Follow

©2026 samnel