Rooibos and buchu tea is a popular South African herbal blend, often sold in 40-teabag packs (sometimes referred to as 40s) for its combined medicinal and wellness benefits. It is particularly known for supporting kidney and urinary tract health, acting as a natural diuretic, and reducing inflammation. 

Key brands and options for this blend include:

• Biedouw Valley Rooibos & Buchu (40s): This blend contains 40 teabags (100g) and is described as having little tannin, no caffeine, and a high Vitamin C content. It is marketed to assist with urinary infections, water retention, high blood pressure, and arthritis.
• OUHUIS Buchu & Rooibos Blend (40s): Offers a blend of natural rooibos with 15% natural buchu. It is noted for acting as an antiseptic to aid with urinary tract problems.
• Phytogreen Rooibos & Buchu (40s): Contains 40 x 3g super-grade teabags (100g total), recommended for 2-3 cups a day to assist with kidney and bladder infections.
• Carmién Buchu (20s/40s): While Carmién often offers 20-packs, they are a primary brand for this blend, specializing in hydration and detox, particularly useful for travel.
• Annique Rooibos & Buchu Tea (50g/40s): Previously known as "Bladder & Kidney" tea, this blend supports bladder infections and is high in antioxidants. 

Health Benefits of Rooibos and Buchu

• Kidney & Bladder Support: Buchu is a well-known, traditional herbal remedy for urinary tract infections (UTIs), cystitis, and prostatitis.
• Diuretic & Detox: The blend acts as a natural diuretic to reduce water retention and flush toxins.
• Anti-inflammatory: It is used to aid with arthritis, rheumatism, and general pains.
• Antioxidant Rich: Rooibos provides a high level of antioxidants, including aspalathin, which helps combat free radicals.
• Digestive Aid: It can help with indigestion and bloating. 

Note: If pregnant or breastfeeding, it is advised to consult a doctor before consuming high amounts of buchu tea.