Supplement Scholar
Compound

Chlorella

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Chlorella. Green algae with chlorophyll.

How it works. Binds heavy metals; CGF growth factor.

What the research supports. 1 graded claims. Strongest: Heavy metal chelation (moderate).

How much to take. Typical dose: 2–6 g.

Side effects and interactions. 1 medication interaction listed. No serious side effects listed at normal doses.

Stacking. Pairs well with Vitamin D3 + K2, Zinc.

Common forms. Available as Capsule or softgel, Powder, Sublingual or buccal, Liposomal liquid.

Key studies. 8 studies cited. The strongest are listed with links to PubMed.

Community. Experiences from people who have tried Chlorella. Anecdotes are not medical advice.

Chlorella. Green algae with chlorophyll.

Key compound: chlorophyll aC55H72MgN4O5 · 893.5 g/mol

What it is

Green algae with chlorophyll.

Food sources

Endogenously produced or biosynthesized moleculeStandardized pharmaceutical- or food-grade supplementCombined with cofactors that improve absorption or activity

Goals

General WellnessImmune Function

How it works

Binds heavy metals; CGF growth factor.

Pathways

  • Binds heavy metals
  • CGF growth factor

Effects

  • +Heavy metal chelation supports

What the research supports

Heavy metal chelationmoderate

Strong: consistent results across large trials or meta-analyses. Moderate: several trials, mostly positive. Limited: small or mixed studies. Preclinical: animal or cell research only.

Typical dose
2–6 g
TimingConsistent daily timing recommended; split larger doses if GI tolerance is a concern.
With foodWith a meal containing fat for fat-soluble compounds; otherwise either.
Best formMost evidence is based on the capsule or softgel form.
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Side effects & interactions

Common side effects

  • GI upset

Medication interactions

Prescription medications (general)minor

Always disclose Chlorella use to your prescriber — additive, antagonistic, or pharmacokinetic interactions are possible.

Check any supplement–medication combination with your pharmacist before starting.

Combines with

Pairs well

  • Vitamin D3 + K2Foundational immune modulation.
  • ZincRequired cofactor for innate and adaptive immune function.

Common forms

  • Capsule or softgel
  • Powder
  • Sublingual or buccal
  • Liposomal liquid

Key studies

8 studies cited in total.

PubMed: Chlorella — Heavy metal chelation ↗
Systematic review · PubMed (NLM) · 2026

Opens current human and preclinical literature matching Chlorella and "Heavy metal chelation". Filter by RCT, meta-analysis, or year on the results page.

PubMed: Chlorella — randomized controlled trial ↗
Systematic review · PubMed (NLM) · 2026

Opens current human and preclinical literature matching Chlorella and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.

PubMed: Chlorella — meta-analysis ↗
Systematic review · PubMed (NLM) · 2026

Opens current human and preclinical literature matching Chlorella and "meta-analysis". Filter by RCT, meta-analysis, or year on the results page.

Discussion

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