Garlic (Allium) can be taken internally 2-3 times a day as well as massaging your acne with a raw garlic clove or tincture, 2 times a day. Time this regime prior to the two times you wash your face. After massaging your acne with the garlic, allowing the juice to dry on the acne, then wash your face.
A 2013 meta-analysis concluded that garlic preparations may effectively lower total cholesterol by 11-23 mg/dL and LDL cholesterol by 3-15 mg/dL in adults with high cholesterol if taken for longer than two months.
A 2014 meta-analysis of observational epidemiological studies found that garlic consumption is associated with a lower risk of stomach cancer in the Korean population. Similarly, a 2013 meta-analysis of case-control studies and cohort studies found limited evidence suggesting an association between higher garlic consumption and a lower risk of prostate cancer.
A BBC source reported garlic supplements may prevent the common cold. A single trial also suggests that garlic may prevent occurrences of the common cold.
High doses of garlic appear to improve blood pressure of those with known high blood pressure (hypertension). In some instances, supplementation can be as effective as regular medications.