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Chlorophyll

Supplement plant pigment general nutritiongut
Aka: chlorophyllin, liquid chlorophyll
Brands seen in Singapore: California Gold Nutrition, Nature's Way, NOW Foods, World Organic, Swanson Vitamins
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
Marketed for detox and body odour — evidence is limited
When to take
The one long trial dosed it three times a day
Take with
Meals — trial doses were given at each meal
Pros & cons
Pros
  • A 4-month randomised trial in healthy adults exists
  • No adverse events were reported in that trial
  • Green leafy vegetables supply it as food
Cons
  • Limited human evidence for most claimed effects
  • Chlorophyllin is semisynthetic, not plain chlorophyll
  • The only long trial ran 4 months, in one setting
Sources
  1. Egner et al., PNAS 2001 — Chlorophyllin intervention reduces aflatoxin-DNA adducts in individuals at high risk for liver cancer (randomised, double-blind, placebo-controlled trial, Qidong, China) · read 2026-08-27
    what it says
    “Chlorophyllin, a mixture of semisynthetic, water-soluble derivatives of chlorophyll … healthy adults from Qidong were randomly assigned to ingest 100 mg of chlorophyllin or a placebo three times a day for 4 months … no adverse events were reported”
  2. Molecules 2023 — Enhancing Health Benefits through Chlorophylls and Chlorophyll-Rich Agro-Food: A Comprehensive Review · read 2026-08-27
    what it says
    “Although limited, existing studies suggest that these photosynthetic pigments and their derivatives possess therapeutic properties.”
  3. Nutrients 2019 — Primary Outcomes of a Randomized Controlled Crossover Trial to Explore the Effects of a High Chlorophyll Dietary Intervention (green leafy vegetables) in Adults · read 2026-08-27
    what it says
    “During the 4-week intervention period, participants were given frozen GLVs and counseled to consume one cooked cup equivalent daily … participants consumed GLVs on 88.8% of days”
  4. HSA Singapore — Guidelines on Prohibited and Restricted Ingredients in HS and TM, GL-CHPB-1-012 Rev. No. 001 (Oct 2025), Annex A (118 rows, Abrus to Zinc) and Annex B — both searched, no row for this ingredient · read 2026-08-27
    what it says
    “A list of specific prohibited and restricted ingredients is provided in Annex A … This list is not exhaustive. Dealers are responsible to ensure that their products are safe and appropriate for the target consumers.”
  5. iHerb Singapore — Chlorophyll category, default (best-selling) order · read 2026-08-27
    what it says
    “Chlorophyll 1 - 48 of 57 results … California Gold Nutrition, Organic Spirulina … Nature's Way, Chlorofresh®, Liquid Chlorophyll, Mint … NOW Foods, Liquid Chlorophyll, Mint … World Organic, Liquid Chlorophyll … Swanson Vitamins”
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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.