At least one of alertness, attention, focus and concentration may be enhanced in a person in need thereof, by a method including a step of administering a composition to the person, where the composition includes: a) between 20 mg and 5 g per dose of mangiferin, norathyriol, or an extract comprising mangiferin or norathyriol sufficient to provide between 20 mg and 5 g mangiferin or norathyriol per dose, wherein said extract comprising mangiferin or norathyriol is a mangiferin-containing extract of a plant species in a genus selected from the group consisting of Mangifera, Salacia, Cyclopia, Hypericum, Canscora, Fagraea, Gentiana, Hoppea, Swertia, Hypericum, Polygala, Zizyphus, and mixtures thereof; and b) caffeine.

A composition for alleviating or treating asthma is proposed. A composition for alleviating or treating asthma contains, as an active ingredient, a concentrate obtained by distilling an extract obtained by extracting a herb medicine complex containing dried Rehmanniae radix, Cyperus rotundus L., Paeonia lactiflora Pall., Zingiber officinale Roscoe, Angelica gigas root, Carthamus tinctorius L., and Glycyrrhiza uralensis Fisch., using an extraction solvent, and can be provided in the form of an oriental pharmacopuncture solution or an injection.

A composition for alleviating or treating asthma is proposed. A composition for alleviating or treating asthma contains, as an active ingredient, a concentrate obtained by distilling an extract obtained by extracting a herb medicine complex containing dried Rehmanniae radix, Cyperus rotundus L., Paeonia lactiflora Pall., Zingiber officinale Roscoe, Angelica gigas root, Carthamus tinctorius L., and Glycyrrhiza uralensis Fisch., using an extraction solvent, and can be provided in the form of an oriental pharmacopuncture solution or an injection.

A composition for alleviating or treating asthma is proposed. A composition for alleviating or treating asthma contains, as an active ingredient, a concentrate obtained by distilling an extract obtained by extracting a herb medicine complex containing dried Rehmanniae radix, Cyperus rotundus L., Paeonia lactiflora Pall., Zingiber officinale Roscoe, Angelica gigas root, Carthamus tinctorius L., and Glycyrrhiza uralensis Fisch., using an extraction solvent, and can be provided in the form of an oriental pharmacopuncture solution or an injection.

A method for enhancing at least one of alertness, attention, concentration and memory in a person in need thereof, comprising co-administering an effective amount of mangiferin, norathyriol, or an extract comprising mangiferin or norathyriol; and caffeine to the person. The components may be co-administered in a single composition, or administered in separate compositions. The mangiferin and/or norathyriol exhibit synergistic effects on brain wave activity when co-administered with caffeine.

A method for enhancing at least one of alertness, attention, concentration and memory in a person in need thereof, comprising co-administering an effective amount of mangiferin, norathyriol, or an extract comprising mangiferin or norathyriol; and caffeine to the person. The components may be co-administered in a single composition, or administered in separate compositions. The mangiferin and/or norathyriol exhibit synergistic effects on brain wave activity when co-administered with caffeine.

A method for enhancing at least one of alertness, attention, concentration and memory in a person in need thereof, comprising co-administering an effective amount of mangiferin, norathyriol, or an extract comprising mangiferin or norathyriol; and caffeine to the person. The components may be co-administered in a single composition, or administered in separate compositions. The mangiferin and/or norathyriol exhibit synergistic effects on brain wave activity when co-administered with caffeine.

The invention discloses a composition comprising Cyperus rotundus extract and Passiflora edulis extract comprising piceatannol, scirpusin B, scirpusin A, cyperusphenol A and cyperusphenol B, standardized to contain 6-10% w/w total stilbenes. The invention also discloses the use of the above mentioned composition in enhancing energy expenditure in mammalian adipose cellular systems by the conversion of white adipose tissues to brown adipose tissues, inhibition of adipogenesis and for preventing weight gain in mammals.

The invention discloses a composition comprising Cyperus rotundus extract and Passiflora edulis extract comprising piceatannol, scirpusin B, scirpusin A, cyperusphenol A and cyperusphenol B, standardized to contain 6-10% w/w total stilbenes. The invention also discloses the use of the above mentioned composition in enhancing energy expenditure in mammalian adipose cellular systems by the conversion of white adipose tissues to brown adipose tissues, inhibition of adipogenesis and for preventing weight gain in mammals.

The invention discloses a composition comprising Cyperus rotundus extract and Passiflora edulis extract comprising piceatannol, scirpusin B, scirpusin A, cyperusphenol A and cyperusphenol B, standardized to contain 6-10% w/w total stilbenes. The invention also discloses the use of the above mentioned composition in enhancing energy expenditure in mammalian adipose cellular systems by the conversion of white adipose tissues to brown adipose tissues, inhibition of adipogenesis and for preventing weight gain in mammals.