Wild blue-green algae is said to have remarkable healing properties but can transform into an exceptionally toxic plant under certain conditions. Freeze drying is said to denature these toxins. Herbal extracts of bitter, mineral-rich herbs are a traditional tonic for stimulating the bile and increasing digestion and assimilation of fats. They often are the best remedy for calming a queasy stomach. One such product is made by Floradix.
Bitters supply nutrients from bitter leaves that are often lacking in the Western diet.
Many cultures, including the Chinese and Hindu, value bitter herbs for their cleansing, strengthening and healing properties. It can be used as a supplement to regular dietary butter, particularly during winter and early spring. Once a standard supplement in traditional European societies, cod liver oil provides fat-soluble vitamins A and D, which Dr. Price found present in the diet of primitives in amounts ten times higher than the typical American diet of his day. Cod liver oil supplements are a must for women and their male partners, to be taken for several months before conception, and for women during pregnancy. Growing children will also benefit greatly from a small daily dose.