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Dandelion

Supplement botanical gut
Aka: Taraxacum officinale, dandelion root, pu gong ying
Brands seen in Singapore: California Gold Nutrition, NOW Foods, Micro Ingredients, Nature's Answer, Nature's Way
Not medical advice. Check with your doctor or pharmacist before you start, stop or change the timing of anything you take.
How to use
What it’s for
Promoted for indigestion — no compelling evidence
Pros & cons
Pros
  • Food amounts are considered likely safe (NCCIH)
  • Ema: traditional use for mild digestive upset
  • Long history as both food and folk medicine
Cons
  • NCCIH: very little research on this herb exists
  • No compelling evidence for any health condition
  • Amounts above food levels are less well studied
Sources
  1. NIH NCCIH — Dandelion, Background (last updated November 2024) · read 2026-08-27
    what it says
    “The flowers, leaves, and root of the plant have traditionally been used in Mexican and other North American medicine. Today, oral dandelion products are promoted for indigestion, while oral and topical dandelion products are promoted for joint pain.”
  2. NIH NCCIH — Dandelion, How Much Do We Know / What Have We Learned · read 2026-08-27
    what it says
    “We know very little about dandelion's effect on human health. Very little research exists on this herb … There's no compelling scientific evidence supporting the use of dandelion for any health condition.”
  3. NIH NCCIH — Dandelion, What Do We Know About Safety (food versus larger amounts) · read 2026-08-27
    what it says
    “The use of dandelion in the amounts commonly found in food is considered likely safe. Less is known about the safety of taking dandelion in larger amounts.”
  4. NIH NCCIH — Dandelion, What Do We Know About Safety (allergic reactions) · read 2026-08-27
    what it says
    “Some evidence suggests that topical dandelion may cause an allergic reaction in people who have atopic dermatitis (eczema). There is conflicting evidence about whether dandelion causes an allergic reaction in people who are sensitive to related plants”
  5. NIH NCCIH — Dandelion, What Do We Know About Safety (drug interactions) · read 2026-08-27
    what it says
    “There are theoretical reasons to suspect that dandelion might interact with antidiabetes, anticoagulant, antiplatelet, and water pill drugs, among others.”
  6. NIH NCCIH — Dandelion, What Do We Know About Safety (pregnancy and breastfeeding) · read 2026-08-27
    what it says
    “Little is known about whether it's safe to use dandelion in amounts greater than those found in foods during pregnancy or while breastfeeding.”
  7. Medicinal Plants in Food Supplements for Gastrointestinal Disorders (Teterovska et al., Nutrients 2025) — section 3.3.5, EMA traditional use of dandelion root · read 2026-08-27
    what it says
    “Dandelion root is traditionally employed for the relief of symptoms associated with mild digestive disorders, including the sensation of abdominal fullness, flatulence, and slow digestion, as well as for temporary loss of appetite.”
  8. Teterovska et al., Nutrients 2025 — section 3.3.5, traditional preparations and marketed doses · read 2026-08-27
    what it says
    “Preparations from root include decoction 1–5 g 2–3 times daily … dry extract tablets 150–300 mg 2–3 times daily … These uses are based on long-standing traditional experience rather than established clinical evidence”
  9. Teterovska et al., Nutrients 2025 — section 3.3.5, verifiability of label claims · read 2026-08-27
    what it says
    “Due to the limited number of high-quality clinical studies, it is challenging to fully verify the accuracy of the health claims presented on FS labels.”
  10. HSA Singapore — Guidelines on Prohibited and Restricted Ingredients in Health Supplements and Traditional Medicines, GL-CHPB-1-012 Rev. No. 001 (October 2025), Annex A (118 rows) and Annex B (4 rows) — dandelion / Taraxacum officinale not listed in either (alphabetical neighbours 103. Symphytum asperum, 104. Urginea maritima) · read 2026-08-27
    what it says
    “The objective of this guideline is to highlight the substances of concern when used in HS and TM and is not meant to be an exhaustive list.”
  11. HSA Singapore — Health Supplements Guidelines GL-CHPB-3-001 Rev. No. 020 (January 2026), clause 4.8 with Tables 4–5 (vitamins and minerals only — no botanical rows) · read 2026-08-27
    what it says
    “4.8 HS for use by the general adult population should not contain vitamins and minerals exceeding the stipulated limits stated in Tables 4 and 5.”
  12. iHerb Singapore — Dandelion Root category page, default listing order · read 2026-08-27
    what it says
    “1 - 38 of 38 results: California Gold Nutrition, Silymarin Complex; NOW Foods, Dandelion Root, 500 mg; Micro Ingredients, TUDCA; Nature's Answer, Fluid Extract, Dandelion Root; Nature's Way, Dandelion Root”
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Updated 2026-08-29. Every line above traces to a numbered source. Kozen-X is not a medical device and does not give medical advice. It lists what published sources have written down — nothing more. A pair not listed is unrecorded, not cleared. Before you start, stop or re-time anything, talk to your doctor or pharmacist.