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SupplementScience

Hemp Seed Oil Dosage Guide

Reviewed by·PharmD, BCPS

This content is for informational purposes only and does not constitute medical advice. Consult your healthcare provider before starting any supplement. Full disclaimer

General Dosage

1-2 tablespoons (15-30 mL) daily with food, or 2-6g in capsule form

Maximum dose: 4 tablespoons/day (60 mL); higher doses may cause loose stools without additional benefit

Dosage Recommendations

General recommendation: 1-2 tablespoons (15-30 mL) daily with food, or 2-6g in capsule form

Timing: With meals for optimal fatty acid absorption; can be divided into two doses (morning and evening) for GI tolerance • Take with food for best absorption.

Dosage by Condition

Atopic dermatitis / eczema
2 tablespoons (30 mL) daily for 20+ weeksEmerging
General skin health and hydration
1 tablespoon (15 mL) dailyEmerging
Cardiovascular support
1-2 tablespoons dailyEmerging
Systemic inflammation
1-2 tablespoons daily (providing ~1-2g GLA)Preliminary

Upper limit: 4 tablespoons/day (60 mL); higher doses may cause loose stools without additional benefit

Timing & Absorption

With meals for optimal fatty acid absorption; can be divided into two doses (morning and evening) for GI tolerance

Best taken with food for optimal absorption.

References

  1. Callaway J, Schwab U, Harvima I, Halonen P, Mykkanen O, Hyvonen P, Jarvinen T (2005). Efficacy of dietary hempseed oil in patients with atopic dermatitis. Journal of Dermatological Treatment. DOI PubMed
  2. Schwab US, Callaway JC, Erkkila AT, Gynther J, Uusitupa MI, Jarvinen T (2006). Effects of hempseed and flaxseed oils on the profile of serum lipids, serum total and lipoprotein lipid concentrations and haemostatic factors. European Journal of Nutrition. DOI PubMed
  3. Deferne JL, Pate DW (1996). Hemp seed oil: A source of valuable essential fatty acids. Journal of the International Hemp Association.
  4. Richard D, Kefi K, Barbe U, Bausero P, Visioli F (2008). Polyunsaturated fatty acids as antioxidants. Pharmacological Research. DOI PubMed
  5. Montserrat-de la Paz S, Marin-Aguilar F, Garcia-Gimenez MD, Fernandez-Arche MA (2014). Hemp (Cannabis sativa L.) seed oil: analytical and phytochemical characterization of the unsaponifiable fraction. Journal of Agricultural and Food Chemistry. DOI PubMed