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Psyllium Husk — timing, dose & interactions

Soluble fiber that lowers LDL cholesterol and improves bowel regularity. Its gel can slow or reduce absorption of medications and other supplements.

Also known as Ispaghula, Fiber

Timing

When to take it

With a full glass of water before a meal. Take other supplements and medications 2 hours apart.

Interactions

Psyllium Husk with other supplements

Safety

Medications & health conditions

CautionThyroid hormone

Psyllium fiber reduces levothyroxine absorption. Psyllium fiber binds levothyroxine in the gut and can lower thyroid hormone levels. Keep it at least 4 hours away from your thyroid medication.

Strong evidence

Buying guide

What to look for on the label

  • Psyllium Husk

    • Plain psyllium husk powder or capsules

FAQ

Common questions

When is the best time to take Psyllium Husk?

Breakfast or Dinner. With a full glass of water before a meal. Take other supplements and medications 2 hours apart.

Should Psyllium Husk be taken with food?

It can be taken with or without food. With a full glass of water before a meal. Take other supplements and medications 2 hours apart.

Can you take Psyllium Husk with Iron?

Separate them by about 2 hours. Take psyllium at least 2 hours apart from iron.

Can you take Psyllium Husk with Calcium?

Separate them by about 2 hours. Take psyllium at least 2 hours apart from calcium.

Can you take Psyllium Husk with Zinc?

Separate them by about 2 hours. Take psyllium at least 2 hours apart from zinc.

Can you take Psyllium Husk with Magnesium?

Separate them by about 2 hours. Take psyllium at least 2 hours apart from magnesium.

Sources

References

  1. 01MedlinePlus — Psyllium