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OtherWeak evidence

Lecithin

Also known as: soy lecithin, sunflower lecithin

Lecithin is a mix of phospholipids, mainly phosphatidylcholine, sourced from soy, sunflower or eggs. It provides choline and is also used as an emulsifier in foods.

What it is used for

  • Source of choline – moderate evidence
  • Cholesterol – weak evidence
  • Memory and brain function – weak evidence
  • Blocked milk ducts in breastfeeding – weak evidence

Forms and how they differ

sunflower lecithin

soy-free, suitable with soy allergy

soy lecithin

most common and cheapest

granules / powder

for yoghurt or smoothies

capsules

convenient, lower dose

When to take it

With food, any time of day.

Pairs well with

Works well with fat-soluble vitamins and omega-3.

Do not combine / separate

With a soy allergy, choose sunflower lecithin.

Watch out for

In pregnancy and breastfeeding in usual food amounts. If you have liver or kidney disease or take medicines, consult your doctor.

Safety

Higher doses may cause diarrhoea or bloating. Do not exceed the label dose.

Practical tip

Store lecithin granules in a cool, dark place – they go rancid easily.

Products containing Lecithin 5

Lecithin soy lecithin 1200 mgsoy lecithin · 1 200 mg / capsuleLiverHeart & vesselsBrain & memory
LecithinsunflowerLiverHeart & vesselsBrain & memory
Lecithin 1200 mgsoy · 1 200 mg / capsuleLiverHeart & vesselsBrain & memory
Lecithin sunflower lecithin 1200 mgsunflower lecithin · 1 200 mg / capsuleLiverHeart & vesselsBrain & memory
Lecithin sunflower lecithinsunflower lecithinLiverHeart & vesselsBrain & memory
How to read the evidence rating
Strong evidenceModerate evidenceWeak evidenceNo evidence

Strong = several good human studies or official recommendations; moderate = promising but smaller studies; weak = few studies or mixed results; no evidence = claims not confirmed.

Combination check

Select the supplements you take and, if relevant, your medicines. We show what interferes, what needs a time gap and what to watch out for.

Check Lecithin with others

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Important notice

This information is educational and does not replace advice from a doctor or pharmacist. We do not give medicine dosages. Supplements are no substitute for a varied diet; if pregnant, breastfeeding, ill or on medication, consult a doctor first.