Last verified: 17 days ago
Alfalfa Powder
Also known as: Medicago sativa, lucerne, alfalfa leaf powder, alfalfa herb powder
Evidence under review. — Not yet rated
Nutrient-dense plant powder with traditional use, but very limited clinical research to back most health claims.
-
What it does
Alfalfa is a flowering legume plant whose leaves are dried and ground into a green powder used as a dietary supplement. It contains vitamins K, C, and several B vitamins, along with minerals like...
-
Evidence quality
Evidence base hasn't been formally rated yet. See research below.
-
Clinical dose
No established dose
What the Science Says
Alfalfa is a flowering legume plant whose leaves are dried and ground into a green powder used as a dietary supplement. It contains vitamins K, C, and several B vitamins, along with minerals like calcium, magnesium, and iron, plus plant compounds called saponins and flavonoids. Traditionally used to support digestion, cholesterol balance, and general nutrition, though robust human clinical trials are largely absent from the published literature.
What It Doesn't Do
Not proven to detox your body — your liver and kidneys do that. No solid evidence it lowers cholesterol in humans at typical supplement doses. Won't replace a balanced diet. No clinical proof it boosts energy or hormones. 'Superfood' label is mostly marketing.
Evidence-Based Benefits
Provides a concentrated source of vitamins K, C, and several minerals in a convenient powder form.
Weak EvidenceEffective at: No established dose
May modestly support healthy cholesterol levels, based on traditional use and limited animal research.
Weak EvidenceEffective at: No established dose
Absorption & Bioavailability
Unknown — no pharmacokinetic data available from provided studies. Fat-soluble nutrients like vitamin K in alfalfa are generally better absorbed with dietary fat.
Red Flags to Watch For
- Alfalfa contains L-canavanine, an amino acid that may trigger lupus-like symptoms or worsen autoimmune conditions — people with lupus or autoimmune disorders should avoid it
- High vitamin K content can interfere with blood-thinning medications like warfarin — consult a doctor before use
- Sprouts and raw alfalfa products carry a higher risk of bacterial contamination (Salmonella, E. coli) — especially risky for pregnant women, elderly, and immunocompromised individuals
- No standardized dosing exists — products vary widely in potency and purity, making it hard to know what you're actually getting
- Limited published research available — most health claims rely on traditional use or animal studies, not human clinical trials
Products Containing Alfalfa Powder
See how Alfalfa Powder is used in these analyzed products:
Frequently Asked Questions
What does Alfalfa Powder do?
Nutrient-dense plant powder with traditional use, but very limited clinical research to back most health claims.
What is the effective dose of Alfalfa Powder?
No established dose
Is Alfalfa Powder safe?
Alfalfa contains L-canavanine, an amino acid that may trigger lupus-like symptoms or worsen autoimmune conditions — people with lupus or autoimmune disorders should avoid it
What doesn't Alfalfa Powder do?
Not proven to detox your body — your liver and kidneys do that.
Research Sources
- General knowledge — no clinical papers were provided for this ingredient. Limited published research available.
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-05-25