Homeopathic Medicine. Acne care. Natural, internal care for blemishes. Sulfur 30 c. Active ingredients made according to the Homeopathic Pharmacopoeia of the United States (HPUS). Natural care since 1860. The Nelsons Pure & Clear 4 step system works in synergy to create and maintain clear skin naturally and homeopathically. The Acne Treatment Tablets work in conjunction with the Acne Treatment Gel to provide maximum homeopathic relief of acne, pimples, and blemishes. Established in 1860, Nelsons is Europe's oldest and most experienced homeopathic medicine manufacturer. With over a century of excellence in natural skin care, Nelsons is unrivalled in effectiveness and quality. No artificial colors. This product has not been tested on animals. Made in England.