Key Ingredients
125mcg
Vitamin D3
Best Used For:
Integrity
Bone and Cartilage Integrity
Homeostasis and Metabolism
Calcium homeostasis and metabolism
Absorption
Magnesium and phosphorus absorption
Improvements in mood
Improvements in mood
- BONE INTEGRITY: Vitamin D3 is important for strong bones and connective tissues through is calcium absorption properties.
- MINERAL ABSORPTION: Vitamin D3 plays an important role in the absorption of key minerals like calcium, magnesium, and phosphorus, all of which have key roles in the human body.
- MOOD: Vitamin D3 has been shown to play a role in regulating mood.

Julian Smith
We didn't just stamp Julian Smith's face on the brand. He uses Arms Race Nutrition stacks everyday to power his training and maximize his success.


Our Standard
Julian Smith’s old-school, no-BS dedication to training, with the modern science of dietary supplements.
Specifically selected to
Maximize Your Success
Every ingredient, every formula has been specifically selected to maximize your success.
