🍀Celtic & Norse Herbalism

Nettle Hair Rinse (Celtic)

wash

Ingredients

Nettle leaf teaApple cider vinegarRosemary oilWater

Conditions addressed

Hair LossSkin HealthInflammationCirculation

How to use

Apply a small amount to the affected area 1–2× daily. Patch-test on a small area of skin first.

  • A traditional wash made from Nettle leaf tea, Apple cider vinegar, Rosemary oil, Water.
  • Prepare in small batches and store in a cool, dark place.

Interactions & contraindications

Nettle leaf tea

Full profile

Pregnancy

Likely Safe

Nettle leaf infusion is one of the most widely recommended pregnancy herbs by midwives — used throughout pregnancy as a mineral-rich nutritive tonic. Nettle root (used for prostate health) is a different preparation with less pregnancy safety data.

Breastfeeding

Likely Safe

Widely used and traditionally considered supportive of milk supply and postpartum recovery due to its mineral content.

Children

Likely Safe

The leaf is commonly used as a mild nutritive tea for children; be aware raw fresh nettle causes a stinging skin reaction and must be dried or cooked before use.

Blood thinners, blood pressure and blood sugar medications

Nettle may affect all three — monitor closely if combining.

Lithium

Diuretic effect may alter lithium clearance.

Apple cider vinegar

  • Pre-surgery — discontinue at least 2 weeks prior (potential antiplatelet effect)

No herb-specific pregnancy/child safety research is documented for Apple cider vinegar in our references — the guidance below is based on its general effect category, not research on Apple cider vinegar itself. Always confirm with a midwife, doctor, or pediatrician.

Pregnancy

Use Caution

This herb has blood-thinning (antiplatelet/anticoagulant) activity. These are generally used cautiously in pregnancy and are typically discontinued in the weeks before delivery due to bleeding risk — this is a general, mechanism-based caution, not herb-specific research.

Breastfeeding

Likely Safe

Blood-thinning herbs are generally considered lower-risk during breastfeeding than in late pregnancy, though caution is still reasonable, especially at concentrated doses.

Children

Use Caution

Blood-thinning herbs are generally used cautiously in children, particularly around any planned surgery or dental work.

May thin the blood

Watch for: Anticoagulants (warfarin), antiplatelets (aspirin, clopidogrel), and other blood-thinning herbs or supplements (ginkgo, garlic, fish oil, vitamin E)

Combining blood-thinning substances can increase bleeding risk, including before surgery or dental work.

Rosemary oil

Full profile
  • Pre-surgery — discontinue at least 2 weeks prior (potential antiplatelet effect)

Pregnancy

Use Caution

Culinary seasoning amounts are fine, but medicinal doses (concentrated extracts, essential oil taken internally) are traditionally avoided in pregnancy due to a reputation for stimulating menstrual flow and uterine contractions.

Breastfeeding

Likely Safe

Normal culinary use is considered compatible with breastfeeding; avoid concentrated medicinal doses.

Children

Likely Safe

Culinary amounts are fine for children; essential oil should always be diluted and never given internally to young children.

May thin the blood

Watch for: Anticoagulants (warfarin), antiplatelets (aspirin, clopidogrel), and other blood-thinning herbs or supplements (ginkgo, garlic, fish oil, vitamin E)

Combining blood-thinning substances can increase bleeding risk, including before surgery or dental work.

Water

No herb-specific pregnancy/child safety research is documented for Water in our references — the guidance below is based on its general effect category, not research on Water itself. Always confirm with a midwife, doctor, or pediatrician.

Pregnancy

Use Caution

This herb has blood-thinning (antiplatelet/anticoagulant) activity. These are generally used cautiously in pregnancy and are typically discontinued in the weeks before delivery due to bleeding risk — this is a general, mechanism-based caution, not herb-specific research.

Breastfeeding

Likely Safe

Blood-thinning herbs are generally considered lower-risk during breastfeeding than in late pregnancy, though caution is still reasonable, especially at concentrated doses.

Children

Use Caution

Blood-thinning herbs are generally used cautiously in children, particularly around any planned surgery or dental work.

May thin the blood

Watch for: Anticoagulants (warfarin), antiplatelets (aspirin, clopidogrel), and other blood-thinning herbs or supplements (ginkgo, garlic, fish oil, vitamin E)

Combining blood-thinning substances can increase bleeding risk, including before surgery or dental work.