Sisu Sisu - Magnesium 250mg 250 mg, 100 vcaps
Sisu Magnesium - 250 mg - This synergistic formula combines magnesium for maintenance of a healthy cardiovascular system, with Malic Acid, which has proven very useful in treating fibromyalgia and improving endurance and stamina. Working together, this combination aids the body in calcium absorption, and in the prevention of cardiovascular disease, osteoporosis, kidney and gall stones and oxygen deficiency to the muscles. Especially beneficial for those under prolonged stress.

Price
Regular Canadian retail price: $24.48 CAD. Price Vault members pay below retail on this product. Member pricing is private and shown after a free opt-in, with no membership fee, no minimum order and no subscription.
In stock. Free shipping across Canada on orders over $75. 30-day returns. Ships from Victoria, BC.
Why people keep reordering it
- Highly absorbable forms
- Chelated forms your body takes up, instead of oxide that mostly passes through.
- Calm and recovery
- Supports muscle relaxation, sleep quality and everyday stress resilience.
- Gentle on digestion
- Formulated to skip the laxative effect of cheaper magnesium.
Best suited to: sleep quality, stress support, muscle relaxation, recovery.
What the research supports
- Better sleep (evidence: strong, from rct, clinical trial)
- Helps you relax in the evening and sleep more deeply, especially if you run low on magnesium.
- Less stress (evidence: moderate, from systematic review)
- Calms your nervous system so stressful days feel more manageable.
- Muscle recovery (evidence: moderate, from scientific review)
- Supports normal muscle function and eases tension after activity.
Read the literature: Better sleep on PubMed, Less stress on PubMed, Muscle recovery on PubMed.
Product details
- Active ingredient
- Sisu - Magnesium 250mg
- Ingredient form
- vcaps
- Strength
- 250 mg
- Servings per container
- 100
- Suggested use
- As directed on label
- Country of manufacture
- Canada
- Independent testing
- independent third-party labs
- Certifications
- Non-GMO, Made in Canada
- Storage
- Store in a cool, dry place
- Brand
- Sisu
How to take it
Take 1 to 2 capsules daily with food, or as directed by your healthcare practitioner.
- Store in a cool, dry place away from direct light.
- Keep out of reach of children.
- Consult a practitioner if you are pregnant, nursing or on medication.
Interactions and cautions
- Medications
- May reduce absorption of certain antibiotics and thyroid medication.
- Timing
- Separate from medications by 2 to 4 hours unless directed otherwise by a healthcare practitioner.
- Pregnancy and breastfeeding
- Consult a healthcare practitioner before use if pregnant or breastfeeding.
- General
- Use only as directed. Discontinue and consult a practitioner if you experience an adverse reaction.
This product is not intended to diagnose, treat, cure or prevent disease. Consult a healthcare practitioner before use. Free certified advisors are available at 1-888-386-1211, Mon to Fri, 9am to 5pm PT.
Questions about Sisu - Magnesium 250mg
- Is this the genuine, authentic product?
- Yes. It is identical to what you would pay full price for anywhere else, sourced through our authorized supplier relationships.
- How is the price below retail?
- Forty-two years of supplier relationships let us price below what stores charge. You see it privately because you have unlocked the Vault.
- How fast does it ship?
- Orders placed before 2pm ET ship the same business day from our Canadian warehouse. Shipping is free over $75.
- Can I return it?
- Unopened products can be returned within 30 days. Find it cheaper anywhere in Canada and we will match the price.