What's in the Foundational Stack for Athletes
Your Defense System Needs Its Foundation
Your immune stack boosts defenses, but without the core nutrients that power immune cells, you’re only getting half the protection. AI1 lays the groundwork so your stack can actually perform, and it’s includedfree with the Immune Support Stack (a $99 value).
Unlock the Full Power of Your Foundational Stack for Athletes
Why You Can Trust Thorne
When it comes to your health, trust isn’t optional — it’s everything. Thorne has built its reputation on setting the gold standard for supplements:
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Frequently Asked Questions
The stack is specifically designed for athletes. Multi-Vitamin Elite is split into AM and PM formulas for performance and recovery, D-5,000 covers higher vitamin D needs from training or limited sun exposure, and Super EPA provides a precise omega-3 balance for cardiovascular, joint, and inflammatory support.*
- Multi-Vitamin Elite: Take the AM capsules with breakfast to support daytime energy and metabolism. Take the PM capsules with dinner or your evening meal to promote recovery and rest.*
- D-5,000: Take 1 capsule daily with a meal for best absorption.*
- Super EPA: Take 2–4 softgels daily with food, depending on your training needs and your healthcare practitioner’s guidance.*
Yes. Each product is formulated for daily use, and consistent intake helps build a reliable nutritional foundation for training, recovery, and long-term health.*
Benefits like improved energy, recovery, and reduced soreness may be noticed within weeks, while deeper benefits such as bone, joint, and cardiovascular support build with consistent use over time.*
Yes, but since this stack already provides a strong baseline of vitamins, vitamin D, and omega-3s, it’s best to avoid doubling up unless guided by a healthcare professional. Always consult your practitioner if you’re on prescription medications.
Yes. All products are gluten-free, dairy-free, soy-free, and NSF Certified for Sport®, ensuring they’re tested for purity, quality, and banned substances.
This stack is designed for athletes, fitness enthusiasts, and active individuals who put extra demands on their bodies. It’s especially valuable if you train intensely, follow a restricted diet, or need NSF Certified for Sport® supplements you can trust for clean, tested nutrition.*
Allergy Warning: This stack is contraindicated in individuals with a history of hypersensitivity to any of its ingredients. The omega-3 fatty acids in Super EPA are derived from fish. Iodine in Multi-Vitamin Elite may occasionally cause an allergic reaction in some individuals.
Pregnancy Warning: If pregnant, nursing, or trying to conceive, consult your healthcare practitioner before using these products. Do not use Multi-Vitamin Elite while pregnant or nursing.
Interactions:
- Vitamin K in Multi-Vitamin Elite can interfere with anticoagulant drugs like Coumadin; concurrent use should be avoided.
- 5-methyltetrahydrofolate should not be taken concurrently with methotrexate cancer therapy, though it is safe with methotrexate for psoriasis or rheumatoid arthritis.
- Curcumin in Multi-Vitamin Elite may reduce the efficacy of certain chemotherapy agents (cyclophosphamide and irinotecan); concurrent use should be avoided.
- D-5,000 and Super EPA have no known adverse interactions or contraindications at the time of publication.

