Neem Leaf/Hoja de Neem

1. Antimicrobial and anti-inflammatory properties
Antibacterial and antifungal: Neem exhibits a broad spectrum of antibacterial and antifungal activity against various pathogens, including those resistant to conventional treatments and those that form biofilms. This may be due to its ability to disrupt microbial cell membranes, inhibit enzyme activity, and induce oxidative stress.
Antiviral activity: Neem extracts have demonstrated antiviral effects against viruses like Herpes simplex virus (HSV) and Dengue virus (DENV).
Anti-inflammatory: Neem's anti-inflammatory properties may help manage various inflammation-related conditions, including arthritis and inflammatory bowel disease, according to the National Institutes of Health (NIH). 
2. Digestive health
Digestive issues: Neem bark has traditionally been used to aid digestion and treat conditions like gas and bloating.
Stomach ulcers: Studies suggest that neem extract can help reduce stomach acid and potentially treat ulcers. 
3. Skin and hair health
Acne: Neem's antibacterial and anti-inflammatory properties make it a potential remedy for acne, reducing inflammation and combating acne-causing bacteria.
Dandruff and scalp irritation: Neem oil may help reduce dandruff caused by fungal buildup and soothe scalp irritation due to its antimicrobial and anti-inflammatory properties.
Eczema and psoriasis: While more research is needed, neem has been traditionally used to treat various skin conditions like eczema and psoriasis.
Wound healing: Neem oil may promote faster wound healing and reduce inflammation.
Promotes hair growth: Neem oil and extracts are thought to stimulate hair follicles and strengthen hair, potentially reducing hair loss, says Nikura. 
4. Oral health
Dental plaque and gingivitis: Neem twigs have been traditionally used for oral hygiene. Neem leaf extract or mouthwash may reduce plaque and gingivitis.
Gum inflammation and periodontal disease: Neem bark is an active ingredient in some dental products and may be effective in preventing and healing gum inflammation and periodontal disease.