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Nutritional Supplement

Basil

  • Digestive Support

    Constipation

    Basil seed has been found to relieve constipation by acting as a bulk-forming laxative in one preliminary study.
    Constipation
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    The laxatives most frequently used world-wide come from plants. Herbal laxatives are either bulk-forming or stimulating.

    Basil (Ocimum basilicum) seed has been found to relieve constipation by acting as a bulk-forming laxative in one preliminary study.8 A similar study showed the seeds to be useful following major surgery for elderly people with constipation.9Alginic acid, one of the major constituents in bladderwrack (Fucus vesiculosus), is a type of dietary fiber that may be used to relieve constipation. However, human studies have not been conducted on the effectiveness of bladderwrack for this condition.

    Indigestion, Heartburn, and Low Stomach Acidity

    Basil is a gas-relieving herb that may be helpful in calming an upset stomach.
    Indigestion, Heartburn, and Low Stomach Acidity
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    Carminatives (also called aromatic digestive tonics or aromatic bitters) may be used to relieve symptoms of indigestion, particularly when there is excessive gas. It is believed that carminative agents work, at least in part, by relieving spasms in the intestinal tract.10

    There are numerous carminative herbs, including European angelica root (Angelica archangelica), anise, Basil, cardamom, cinnamon, cloves, coriander, dill, ginger, oregano, rosemary, sage, lavender, and thyme.11 Many of these are common kitchen herbs and thus are readily available for making tea to calm an upset stomach. Rosemary is sometimes used to treat indigestion in the elderly by European herbal practitioners.12 The German Commission E monograph suggests a daily intake of 4–6 grams of sage leaf.13 Pennyroyal is no longer recommended for use in people with indigestion, however, due to potential side effects.

What Are Star Ratings?
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Reliable and relatively consistent scientific data showing a substantial health benefit.
Contradictory, insufficient, or preliminary studies suggesting a health benefit or minimal health benefit.
For an herb, supported by traditional use but minimal or no scientific evidence. For a supplement, little scientific support.

Our proprietary “Star-Rating” system was developed to help you easily understand the amount of scientific support behind each supplement in relation to a specific health condition. While there is no way to predict whether a vitamin, mineral, or herb will successfully treat or prevent associated health conditions, our unique ratings tell you how well these supplements are understood by the medical community, and whether studies have found them to be effective for other people.

For over a decade, our team has combed through thousands of research articles published in reputable journals. To help you make educated decisions, and to better understand controversial or confusing supplements, our medical experts have digested the science into these three easy-to-follow ratings. We hope this provides you with a helpful resource to make informed decisions towards your health and well-being.

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Traditional Use (May Not Be Supported by Scientific Studies)

Basil has been a culinary herb in Europe and Central Asia since before the written word.14 In India the seeds were used for diarrhea, mucous discharges, constipation, and as a general demulcent (soothes mucous membranes);15 the leaves were used for indigestion and skin diseases. In traditional Thai herbalism, the plant is used for coughs, skin diseases, and intestinal problems. The seed is used as a bulk-forming laxative and diuretic.16

References

1. de Vasconcelos Silva MG, Craveiro AA, Abreu Matos FJ, et al. Chemical variation during daytime of constituents of the essential oil of Ocimum gratissimum leaves. Fitoterapia 1999;70:32-4.

2. Viseshakul D, Premvatana P, Chularojmontri V, et al. Improved glucose tolerance induced by long term dietary supplementation with hairy basal seeds (Ocimum canum Sim) in diabetics. J Med Assoc Thailand 1985;68:408–11.

3. Agrawal P, Rai V, Singh RB. Randomized placebo-controlled, single blind trial of holy basil leaves in patients with noninsulin-dependent diabetes mellitus. Int J Clin Pharmacol Ther 1996;34:406–9.

4. Rai V, Mani UV, Iyer UM. Effect of Ocimum sanctum leaf powder on blood lipoproteins, glycated protein and total amino acids in patients with non-insulin-dependent diabetes mellitus. J Nutr Environ Med 1997;7:113-8.

5. Kocharatana P, et al. Clinical trial of maeng-lak seeds used as a bulk laxative. Maharaj Nakornratchasima Hosp Med Bull 1985;9:120-36.

6. Muangman V, Siripraiwan S, Ratanaolarn K, et al. A clinical trial of Ocimum canum Sims seeds as a bulk laxative in elderly post-operative patients. Ramathibodi Med J 1985;8:154-8.

7. Farnsworth NR, Bunyapraphatsara N (eds). Thai Medicinal Plants. Bangkok: Medicinal Plant Information Center, 1992:180-2.

8. Kocharatana P, et al. Clinical trial of maeng-lak seeds used as a bulk laxative. Maharaj Nakornratchasima Hosp Med Bull 1985;9:120-36.

9. Muangman V, Siripraiwan S, Ratanaolarn K, et al. A clinical trial of Ocimum canum Sims seeds as a bulk laxative in elderly post-operative patients. Ramathibodi Med J 1985;8:154-8.

10. Forster HB, Niklas H, Lutz S. Antispasmodic effects of some medicinal plants. Planta Med 1980;40:303-19.

11. Blumenthal M, Busse WR, Goldberg A, et al. (eds). The Complete German Commission E Monographs: Therapeutic Guide to Herbal Medicines. Austin: American Botanical Council and Boston: Integrative Medicine Communications, 1998, 425-6.

12. Weiss RF. Herbal Medicine. Beaconsfield, UK: Beaconsfield Publishers Ltd, 1988, 185-6.

13. Blumenthal M, Busse WR, Goldberg A, et al. (eds). The Complete German Commission E Monographs: Therapeutic Guide to Herbal Medicines. Austin: American Botanical Council and Boston: Integrative Medicine Communications, 1998, 198.

14. Grieve M. A Modern Herbal vol 1. New York: Hafner, 1967:86.

15. Nadkarni AK, Nadkarni KM. Indian Materia Medica vol 1. Bombay: Popular Prakashan, 1976:861-7.

16. Farnsworth NR, Bunyapraphatsara N (eds). Thai Medicinal Plants. Bangkok: Medicinal Plant Information Center, 1992:180-2.

17. Valnet J. The Practice of Aromatherapy. New York: Destiny Books, trans. Campbell R, Houston L, 1982:97-8.

18. McGuffin M, Hobbs C, Upton R, Goldberg A (eds). American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, 1997:143-5.

19. Brinker F. Herb Contraindications and Drug Interactions. Sandy, OR: Eclectic Medical Publications, 1998, 33-4.

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The information presented by TraceGains is for informational purposes only. It is based on scientific studies (human, animal, or in vitro), clinical experience, or traditional usage as cited in each article. The results reported may not necessarily occur in all individuals. For many of the conditions discussed, treatment with prescription or over the counter medication is also available. Consult your doctor, practitioner, and/or pharmacist for any health problem and before using any supplements or before making any changes in prescribed medications. Information expires December 2025.