Here are 30 tips to help alleviate skin redness caused by allergies:

1. Cool Compress: Apply a cool compress to the affected area to reduce inflammation and soothe irritation.
2. Cucumber Slices: Place chilled cucumber slices on the skin to calm redness and provide hydration.
3. Aloe Vera Gel: Apply pure aloe vera gel to the affected area to soothe inflammation and promote healing.
4. Oatmeal Bath: Take a cool oatmeal bath to soothe irritated skin and reduce redness.
5. Green Tea Bags: Place cooled green tea bags on the skin to reduce inflammation and soothe irritation.
6. Honey Mask: Apply raw honey to the affected area and leave it on for 15-20 minutes before rinsing off with lukewarm water.
7. Chamomile Tea: Apply cooled chamomile tea to the skin using a cotton ball to calm redness and irritation.
8. Apple Cider Vinegar: Dilute apple cider vinegar with water and apply it to the skin using a cotton ball to reduce redness and inflammation.
9. Witch Hazel: Apply witch hazel to the affected area using a cotton ball to soothe irritation and reduce redness.
10. Cold Milk Compress: Soak a clean cloth in cold milk and apply it to the skin to soothe inflammation and reduce redness.
11. Cooled Tea Tree Oil: Dilute tea tree oil with a carrier oil and apply it to the affected area to reduce inflammation and soothe irritated skin.
12. Olive Oil: Apply extra virgin olive oil to the skin to moisturize and soothe redness caused by allergies.
13. Yogurt Mask: Apply plain yogurt to the affected area and leave it on for 15-20 minutes before rinsing off with lukewarm water.
14. Coconut Oil: Apply coconut oil to the skin to moisturize and soothe redness caused by allergies.
15. Turmeric Paste: Mix turmeric powder with water to form a paste and apply it to the affected area to reduce inflammation and soothe redness.
16. Wear Loose Clothing: Avoid tight clothing that can irritate the skin further and exacerbate redness.
17. Avoid Hot Showers: Take lukewarm showers instead of hot showers to prevent further irritation and redness.
18. Use Fragrance-Free Products: Avoid using products with fragrances or harsh chemicals that can irritate sensitive skin.
19. Avoid Allergens: Identify and avoid triggers that may be causing allergic reactions and exacerbating redness.
20. Stay Hydrated: Drink plenty of water to keep the skin hydrated and reduce inflammation.
21. Limit Sun Exposure: Protect the skin from sun exposure by wearing sunscreen and seeking shade when outdoors.
22. Humidifier: Use a humidifier to add moisture to the air and prevent dryness, which can exacerbate redness.
23. Avoid Scratching: Avoid scratching or rubbing the affected area, as this can worsen inflammation and redness.
24. Gentle Cleansing: Use a gentle cleanser to wash the affected area and avoid harsh scrubbing or exfoliating.
25. Avoid Alcohol: Avoid consuming alcohol, as it can worsen inflammation and redness in sensitive skin.
26. Antihistamines: Take over-the-counter antihistamines to reduce allergic reactions and alleviate redness.
27. Elevate Legs: If redness is on the legs, elevate them to reduce swelling and improve circulation.
28. Peppermint Oil: Dilute peppermint oil with a carrier oil and apply it to the skin to reduce inflammation and soothe redness.
29. Rosewater: Spritz rosewater on the skin to hydrate and refresh, reducing redness and inflammation.
30. Consult a Dermatologist: If redness persists or worsens, consult a dermatologist for personalized treatment options and recommendations.

Remember to patch test any new remedies or products on a small area of skin before applying them to larger areas, especially if you have sensitive skin or known allergies. If you experience severe or persistent redness, seek medical attention promptly.

Here are some herbs that can be beneficial for reducing skin redness caused by allergies:

1. Calendula (Calendula officinalis): Calendula has anti-inflammatory properties and can soothe irritated skin, reducing redness and inflammation.
2. Chamomile (Matricaria chamomilla): Chamomile is known for its calming and anti-inflammatory effects, making it effective for soothing redness and irritation.
3. Lavender (Lavandula angustifolia): Lavender has anti-inflammatory and antimicrobial properties, which can help reduce redness and soothe irritated skin.
4. Aloe Vera (Aloe barbadensis): Aloe vera gel is well-known for its cooling and soothing properties, making it effective for reducing redness and inflammation.
5. Green Tea (Camellia sinensis): Green tea contains antioxidants and anti-inflammatory compounds that can help calm redness and inflammation when applied topically or consumed as a beverage.
6. Licorice Root (Glycyrrhiza glabra): Licorice root extract has anti-inflammatory and skin-lightening properties, which can help reduce redness and even out skin tone.
7. Cucumber (Cucumis sativus): Cucumber has cooling and hydrating properties, making it effective for soothing irritated skin and reducing redness.
8. Turmeric (Curcuma longa): Turmeric contains curcumin, which has anti-inflammatory and antioxidant properties that can help reduce redness and inflammation when applied topically or consumed internally.
9. Witch Hazel (Hamamelis virginiana): Witch hazel has astringent and anti-inflammatory properties, which can help soothe irritated skin and reduce redness.
10. Oatmeal (Avena sativa): Oatmeal has anti-inflammatory and soothing properties, making it effective for calming redness and irritation when used in baths or as a topical treatment.

These herbs can be used in various forms, such as herbal teas, infused oils, creams, or masks, to help reduce skin redness caused by allergies. However, it’s essential to patch test any new herbs or herbal preparations on a small area of skin before applying them more extensively to ensure that they don’t cause any adverse reactions. Additionally, consult with a healthcare professional or herbalist for personalized recommendations and guidance, especially if you have known allergies or sensitivities.