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HEALTHY HAIR SKIN & NAILS - Biotin promotes cell growth and may give you stronger hair, healthy nail growth, and help rejuvenate skin. Biotin vitamins also support healthy metabolism of sugar, fats, and amino acids. MICROLINGUAL VITAMINS - Our Biotin melts dissolve instantly with no pills to swallow. Superior Source pioneered the worlds best delivery system of sublingual vitamins that melt fast under the tongue and give max absorption for the body. INCREDIBLY PURE - We test all incoming raw materials for the active ingredients, heavy metals, GMOs, and microbial contamination through a third-party certified laboratory. Once completed, the finished Superior Source vitamins go for additional potency, contaminant and purity testing. Once we confirm that the finished product meets or exceeds our GMP compliant quality standards it is released to you. NO JUNK FILLERS OR BINDERS - Hard compressed tablets require lots of binders to hold them together. Capsules are so large they usually