NutriStack
Creatine and Vitamin D3, a synergy.
Both support musculoskeletal function. Vitamin D3 enhances muscle protein synthesis, and creatine increases phosphocreatine stores for energy.
One pair, every claim cited. The two substances, the type, the mechanism, the recommendation, and the primary literature.
Same shape as the other 1,729 pairs in the public database.
From the interaction database
What the row says.
Every entry follows the same shape: what is happening, the mechanism, the recommendation, and the primary literature.
At a glance
- Substances
- Creatine and Vitamin D3
- Pair type
- Synergy
- Evidence (highest tier)
- Emerging
- Source citations
- 2 sources
- Stack Score effect
- +2 to your Stack Score (per scored synergy row).
- Scope
- Supplement × Supplement
- Last verified
- May 30, 2026
Synergy · Emerging evidence
Synergy
What is happening. Both support musculoskeletal function. Vitamin D3 enhances muscle protein synthesis, and creatine increases phosphocreatine stores for energy.
Mechanism. Vitamin D activates VDR in muscle tissue, upregulating protein synthesis pathways. Creatine increases PCr stores for rapid ATP regeneration. Complementary mechanisms for muscle function.
Recommendation. Effective combination for strength and muscle health, especially in those over 50.
Sources (2)
- Candow DG et al. Combined effect of creatine and vitamin D supplementation on musculoskeletal health. Nutrients. 2021
- Chang MC, Choo YJ. Effects of Whey Protein, Leucine, and Vitamin D Supplementation in Patients with Sarcopenia: A Systematic Review and Meta-Analysis.. Nutrients. 2023. PMID 36771225
Stack Score
How this pair moves the number.
Effect on the composite score
If both Creatine and Vitamin D3 are in the same stack, this pair applies +2 to your Stack Score (per scored synergy row).
The full algorithm, the clamping rules, and four worked stacks are documented at /methodology/stack-score.
Check your full routine
One pair was the worked example. NutriStack runs every pair in your stack at once.
Drop in your supplements and prescriptions and the public database surfaces every interaction, synergy, timing rule, and contraindication, every one linked to its primary source.