Source Naturals, R Lipoic Acid, 100mg, 60 ct St. John's Wort Recent studies suggest this filtering

Recent studies suggest this filtering process serves to protect the retina from photic damage or other oxidative damage

Other Ingredients: crystalline fructose

Other Ingredients: grain alcohol (25%)

which can result in decreased levels of pepsin

The effects of shark cartilage are enhanced by collagen

Source Naturals, R Lipoic Acid, 100mg, 60 ct St. John's Wort Recent studies suggest this filteringSource Naturals R Lipoic Acid is a natural form of lipoic acid that your body can synthesize and safely metabolize. It may be better absorbed and more effective as an antioxidant than alpha lipoic acid. R lipoic acid by itself may be 10 times more effective than other forms of lipoic acid and has been called the "mitochondrial antioxidant" because it is a key component of mitochondrial dehydrogenase complexes, which may help to slow the natural aging